210020102122002 has 64 divisors (see below), whose sum is σ = 425638069920000. Its totient is φ = 69080505246720.

The previous prime is 210020102121979. The next prime is 210020102122021. The reversal of 210020102122002 is 200221201020012.

It is a super-2 number, since 2×210020102122002² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 170981352 + ... + 172205292.

It is an arithmetic number, because the mean of its divisors is an integer number (6650594842500).

Almost surely, 2^{210020102122002} is an apocalyptic number.

210020102122002 is an abundant number, since it is smaller than the sum of its proper divisors (215617967797998).

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

210020102122002 is a wasteful number, since it uses less digits than its factorization.

210020102122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225331.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 210020102122002 its reverse (200221201020012), we get a palindrome (410241303142014).

The spelling of 210020102122002 in words is "two hundred ten trillion, twenty billion, one hundred two million, one hundred twenty-two thousand, two".