202110010002122 has 8 divisors (see below), whose sum is σ = 303165089149476. Its totient is φ = 101054980285632.

The previous prime is 202110010002097. The next prime is 202110010002137. The reversal of 202110010002122 is 221200010011202.

It can be written as a sum of positive squares in 2 ways, for example, as 160105469451841 + 42004540550281 = 12653279^2 + 6481091^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×202110010002122² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202110010002097 and 202110010002106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 568178 + ... + 20113250.

Almost surely, 2^{202110010002122} is an apocalyptic number.

202110010002122 is a deficient number, since it is larger than the sum of its proper divisors (101055079147354).

202110010002122 is a wasteful number, since it uses less digits than its factorization.

202110010002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24715432.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 202110010002122 its reverse (221200010011202), we get a palindrome (423310020013324).

The spelling of 202110010002122 in words is "two hundred two trillion, one hundred ten billion, ten million, two thousand, one hundred twenty-two".