111020021202 has 8 divisors (see below), whose sum is σ = 222040042416. Its totient is φ = 37006673732.

The previous prime is 111020021191. The next prime is 111020021227. The reversal of 111020021202 is 202120020111.

It is a sphenic number, since it is the product of 3 distinct primes.

111020021202 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9251668428 + ... + 9251668439.

It is an arithmetic number, because the mean of its divisors is an integer number (27755005302).

Almost surely, 2^111020021202 is an apocalyptic number.

111020021202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

111020021202 is a wasteful number, since it uses less digits than its factorization.

111020021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18503336872.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 111020021202 its reverse (202120020111), we get a palindrome (313140041313).

The spelling of 111020021202 in words is "one hundred eleven billion, twenty million, twenty-one thousand, two hundred two".