10111212332 has 48 divisors (see below), whose sum is σ = 20201130432. Its totient is φ = 4386877440.

The previous prime is 10111212329. The next prime is 10111212361. The reversal of 10111212332 is 23321211101.

It is a super-2 number, since 2×10111212332² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 10111212332.

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, 772313 + ... + 785295.

It is an arithmetic number, because the mean of its divisors is an integer number (420856884).

Almost surely, 2^10111212332 is an apocalyptic number.

It is an amenable number.

10111212332 is a deficient number, since it is larger than the sum of its proper divisors (10089918100).

10111212332 is a wasteful number, since it uses less digits than its factorization.

10111212332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13898 (or 13896 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 10111212332 its reverse (23321211101), we get a palindrome (33432423433).

The spelling of 10111212332 in words is "ten billion, one hundred eleven million, two hundred twelve thousand, three hundred thirty-two".