11012212232 has 32 divisors (see below), whose sum is σ = 23628861120. Its totient is φ = 4713266880.

The previous prime is 11012212231. The next prime is 11012212241. The reversal of 11012212232 is 23221221011.

It is a super-2 number, since 2×11012212232² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11012212232.

It is not an unprimeable number, because it can be changed into a prime (11012212231) 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, 87494 + ... + 172277.

It is an arithmetic number, because the mean of its divisors is an integer number (738401910).

Almost surely, 2^11012212232 is an apocalyptic number.

It is an amenable number.

11012212232 is an abundant number, since it is smaller than the sum of its proper divisors (12616648888).

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

11012212232 is a wasteful number, since it uses less digits than its factorization.

11012212232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260541 (or 260537 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11012212232 its reverse (23221221011), we get a palindrome (34233433243).

The spelling of 11012212232 in words is "eleven billion, twelve million, two hundred twelve thousand, two hundred thirty-two".