220021012110102 has 32 divisors (see below), whose sum is σ = 512393947345152. Its totient is φ = 61677049216224.

The previous prime is 220021012110077. The next prime is 220021012110157. The reversal of 220021012110102 is 201011210120022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49420710288 + ... + 49420714739.

It is an arithmetic number, because the mean of its divisors is an integer number (16012310854536).

Almost surely, 2^{220021012110102} is an apocalyptic number.

220021012110102 is an abundant number, since it is smaller than the sum of its proper divisors (292372935235050).

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

220021012110102 is a wasteful number, since it uses less digits than its factorization.

220021012110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98841425092.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220021012110102 its reverse (201011210120022), we get a palindrome (421032222230124).

The spelling of 220021012110102 in words is "two hundred twenty trillion, twenty-one billion, twelve million, one hundred ten thousand, one hundred two".