202110000121202 has 4 divisors (see below), whose sum is σ = 303165000181806. Its totient is φ = 101055000060600.

The previous prime is 202110000121199. The next prime is 202110000121219. The reversal of 202110000121202 is 202121000011202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 150006130794601 + 52103869326601 = 12247699^2 + 7218301^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50527500030299 + ... + 50527500030302.

Almost surely, 2^{202110000121202} is an apocalyptic number.

202110000121202 is a deficient number, since it is larger than the sum of its proper divisors (101055000060604).

202110000121202 is a wasteful number, since it uses less digits than its factorization.

202110000121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101055000060603.

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

Adding to 202110000121202 its reverse (202121000011202), we get a palindrome (404231000132404).

The spelling of 202110000121202 in words is "two hundred two trillion, one hundred ten billion, one hundred twenty-one thousand, two hundred two".