111020102212000 has 96 divisors (see below), whose sum is σ = 272794882585680. Its totient is φ = 44405030476800.

The previous prime is 111020102211983. The next prime is 111020102212021. The reversal of 111020102212000 is 212201020111.

It can be written as a sum of positive squares in 8 ways, for example, as 5293257301264 + 105726844910736 = 2300708^2 + 10282356^2 .

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, 58542682 + ... + 60409318.

Almost surely, 2^{111020102212000} is an apocalyptic number.

111020102212000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111020102212000 is an abundant number, since it is smaller than the sum of its proper divisors (161774780373680).

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

111020102212000 is a wasteful number, since it uses less digits than its factorization.

111020102212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881531 (or 1881513 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111020102212000 its reverse (212201020111), we get a palindrome (111232303232111).

The spelling of 111020102212000 in words is "one hundred eleven trillion, twenty billion, one hundred two million, two hundred twelve thousand".