111020102001212 has 24 divisors (see below), whose sum is σ = 194438104368480. Its totient is φ = 55466372053440.

The previous prime is 111020102001209. The next prime is 111020102001241. The reversal of 111020102001212 is 212100201020111.

111020102001212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 29655398 + ... + 33188594.

It is an arithmetic number, because the mean of its divisors is an integer number (8101587682020).

Almost surely, 2^{111020102001212} is an apocalyptic number.

It is an amenable number.

111020102001212 is a deficient number, since it is larger than the sum of its proper divisors (83418002367268).

111020102001212 is a wasteful number, since it uses less digits than its factorization.

111020102001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3539381 (or 3539379 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111020102001212 its reverse (212100201020111), we get a palindrome (323120303021323).

The spelling of 111020102001212 in words is "one hundred eleven trillion, twenty billion, one hundred two million, one thousand, two hundred twelve".