111020001222212 has 24 divisors (see below), whose sum is σ = 194857968312000. Its totient is φ = 55346346439776.

The previous prime is 111020001222187. The next prime is 111020001222239. The reversal of 111020001222212 is 212222100020111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2504039 + ... + 15109937.

It is an arithmetic number, because the mean of its divisors is an integer number (8119082013000).

Almost surely, 2^{111020001222212} is an apocalyptic number.

It is an amenable number.

111020001222212 is a deficient number, since it is larger than the sum of its proper divisors (83837967089788).

111020001222212 is a wasteful number, since it uses less digits than its factorization.

111020001222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12612395 (or 12612393 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111020001222212 its reverse (212222100020111), we get a palindrome (323242101242323).

The spelling of 111020001222212 in words is "one hundred eleven trillion, twenty billion, one million, two hundred twenty-two thousand, two hundred twelve".