210020210122112 has 64 divisors (see below), whose sum is σ = 450910503652560. Its totient is φ = 96862213601280.

The previous prime is 210020210122097. The next prime is 210020210122171. The reversal of 210020210122112 is 211221012020012.

It is a tau number, because it is divible by the number of its divisors (64).

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, 43398638 + ... + 47994605.

Almost surely, 2^{210020210122112} is an apocalyptic number.

It is an amenable number.

210020210122112 is an abundant number, since it is smaller than the sum of its proper divisors (240890293530448).

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

210020210122112 is a wasteful number, since it uses less digits than its factorization.

210020210122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91394651 (or 91394639 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 210020210122112 its reverse (211221012020012), we get a palindrome (421241222142124).

The spelling of 210020210122112 in words is "two hundred ten trillion, twenty billion, two hundred ten million, one hundred twenty-two thousand, one hundred twelve".