11012111032 has 32 divisors (see below), whose sum is σ = 22262990400. Its totient is φ = 5076342144.

The previous prime is 11012111023. The next prime is 11012111039. The reversal of 11012111032 is 23011121011.

It is a happy number.

It is a super-2 number, since 2×11012111032² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012111039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22353 + ... + 150079.

It is an arithmetic number, because the mean of its divisors is an integer number (695718450).

Almost surely, 2^11012111032 is an apocalyptic number.

It is an amenable number.

11012111032 is an abundant number, since it is smaller than the sum of its proper divisors (11250879368).

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

11012111032 is a wasteful number, since it uses less digits than its factorization.

11012111032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128575 (or 128571 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11012111032 its reverse (23011121011), we get a palindrome (34023232043).

The spelling of 11012111032 in words is "eleven billion, twelve million, one hundred eleven thousand, thirty-two".