202110121202 has 16 divisors (see below), whose sum is σ = 345105029952. Its totient is φ = 87873965520.

The previous prime is 202110121141. The next prime is 202110121217. The reversal of 202110121202 is 202121011202.

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, 199713053 + ... + 199714064.

It is an arithmetic number, because the mean of its divisors is an integer number (21569064372).

Almost surely, 2^202110121202 is an apocalyptic number.

202110121202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202110121202 is a deficient number, since it is larger than the sum of its proper divisors (142994908750).

202110121202 is a wasteful number, since it uses less digits than its factorization.

202110121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399427153.

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

Adding to 202110121202 its reverse (202121011202), we get a palindrome (404231132404).

Subtracting 202110121202 from its reverse (202121011202), we obtain a square (10890000 = 3300²).

The spelling of 202110121202 in words is "two hundred two billion, one hundred ten million, one hundred twenty-one thousand, two hundred two".