1100021232212 has 24 divisors (see below), whose sum is σ = 2275905999360. Its totient is φ = 455181199200.

The previous prime is 1100021232181. The next prime is 1100021232221. The reversal of 1100021232212 is 2122321200011.

It is a super-2 number, since 2×1100021232212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 677352164 + ... + 677353787.

It is an arithmetic number, because the mean of its divisors is an integer number (94829416640).

Almost surely, 2^{1100021232212} is an apocalyptic number.

It is an amenable number.

1100021232212 is an abundant number, since it is smaller than the sum of its proper divisors (1175884767148).

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

1100021232212 is a wasteful number, since it uses less digits than its factorization.

1100021232212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354705991 (or 1354705989 counting only the distinct ones).

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

Adding to 1100021232212 its reverse (2122321200011), we get a palindrome (3222342432223).

The spelling of 1100021232212 in words is "one trillion, one hundred billion, twenty-one million, two hundred thirty-two thousand, two hundred twelve".