202220121102012 has 72 divisors (see below), whose sum is σ = 559512502727360. Its totient is φ = 61201549883520.

The previous prime is 202220121102001. The next prime is 202220121102053. The reversal of 202220121102012 is 210201121022202.

It is a happy number.

202220121102012 is a `hidden beast` number, since 202 + 220 + 1 + 211 + 0 + 20 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3541727812 + ... + 3541784907.

Almost surely, 2^{202220121102012} is an apocalyptic number.

It is an amenable number.

202220121102012 is an abundant number, since it is smaller than the sum of its proper divisors (357292381625348).

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

202220121102012 is a wasteful number, since it uses less digits than its factorization.

202220121102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7083512803 (or 7083512798 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202220121102012 its reverse (210201121022202), we get a palindrome (412421242124214).

The spelling of 202220121102012 in words is "two hundred two trillion, two hundred twenty billion, one hundred twenty-one million, one hundred two thousand, twelve".