1001001102 has 32 divisors (see below), whose sum is σ = 2028045600. Its totient is φ = 329347200.

The previous prime is 1001001061. The next prime is 1001001119. The reversal of 1001001102 is 2011001001.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209128 + ... + 213860.

It is an arithmetic number, because the mean of its divisors is an integer number (63376425).

Almost surely, 2^1001001102 is an apocalyptic number.

1001001102 is an abundant number, since it is smaller than the sum of its proper divisors (1027044498).

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

1001001102 is a wasteful number, since it uses less digits than its factorization.

1001001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5188.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1001001102 is about 31638.6014545523. The cubic root of 1001001102 is about 1000.3335893724. Note that the first 3 decimals are identical.

Adding to 1001001102 its reverse (2011001001), we get a palindrome (3012002103).

The spelling of 1001001102 in words is "one billion, one million, one thousand, one hundred two".