11151213000 has 64 divisors (see below), whose sum is σ = 34791793920. Its totient is φ = 2973656000.

The previous prime is 11151212959. The next prime is 11151213001. The reversal of 11151213000 is 31215111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (11151213001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1855536 + ... + 1861535.

It is an arithmetic number, because the mean of its divisors is an integer number (543621780).

Almost surely, 2^11151213000 is an apocalyptic number.

11151213000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11151213000 is an abundant number, since it is smaller than the sum of its proper divisors (23640580920).

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

11151213000 is a wasteful number, since it uses less digits than its factorization.

11151213000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3717095 (or 3717081 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 11151213000 its reverse (31215111), we get a palindrome (11182428111).

The spelling of 11151213000 in words is "eleven billion, one hundred fifty-one million, two hundred thirteen thousand".