1123101010000 has 100 divisors (see below), whose sum is σ = 2733380838144. Its totient is φ = 446887600000.

The previous prime is 1123101009997. The next prime is 1123101010007. The reversal of 1123101010000 is 101013211.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×1123101010000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123101010007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1615995 + ... + 2204005.

Almost surely, 2^{1123101010000} is an apocalyptic number.

1123101010000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123101010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1366690419072).

1123101010000 is an abundant number, since it is smaller than the sum of its proper divisors (1610279828144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123101010000 is an equidigital number, since it uses as much as digits as its factorization.

1123101010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588230 (or 588209 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 1123101010000 its reverse (101013211), we get a palindrome (1123202023211).

The spelling of 1123101010000 in words is "one trillion, one hundred twenty-three billion, one hundred one million, ten thousand".