111021022010212 has 144 divisors (see below), whose sum is σ = 212520795379200. Its totient is φ = 50687140815360.

The previous prime is 111021022010189. The next prime is 111021022010221. The reversal of 111021022010212 is 212010220120111.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13507846239 + ... + 13507854457.

It is an arithmetic number, because the mean of its divisors is an integer number (1475838856800).

Almost surely, 2^{111021022010212} is an apocalyptic number.

It is an amenable number.

111021022010212 is a deficient number, since it is larger than the sum of its proper divisors (101499773368988).

111021022010212 is a wasteful number, since it uses less digits than its factorization.

111021022010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9474 (or 9453 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111021022010212 its reverse (212010220120111), we get a palindrome (323031242130323).

The spelling of 111021022010212 in words is "one hundred eleven trillion, twenty-one billion, twenty-two million, ten thousand, two hundred twelve".