210022012122101 has 4 divisors (see below), whose sum is σ = 210594279185472. Its totient is φ = 209449745058732.

The previous prime is 210022012122061. The next prime is 210022012122113. The reversal of 210022012122101 is 101221210220012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210022012122101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210022012122101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210022012122121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286133531135 + ... + 286133531868.

It is an arithmetic number, because the mean of its divisors is an integer number (52648569796368).

Almost surely, 2^{210022012122101} is an apocalyptic number.

It is an amenable number.

210022012122101 is a deficient number, since it is larger than the sum of its proper divisors (572267063371).

210022012122101 is an equidigital number, since it uses as much as digits as its factorization.

210022012122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572267063370.

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

Adding to 210022012122101 its reverse (101221210220012), we get a palindrome (311243222342113).

The spelling of 210022012122101 in words is "two hundred ten trillion, twenty-two billion, twelve million, one hundred twenty-two thousand, one hundred one".