202103123311210 has 128 divisors (see below), whose sum is σ = 418604857334784. Its totient is φ = 69604508712960.

The previous prime is 202103123311207. The next prime is 202103123311231. The reversal of 202103123311210 is 12113321301202.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14950842 + ... + 25054618.

It is an arithmetic number, because the mean of its divisors is an integer number (3270350447928).

Almost surely, 2^{202103123311210} is an apocalyptic number.

202103123311210 is an abundant number, since it is smaller than the sum of its proper divisors (216501734023574).

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

202103123311210 is a wasteful number, since it uses less digits than its factorization.

202103123311210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10103968.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 202103123311210 its reverse (12113321301202), we get a palindrome (214216444612412).

The spelling of 202103123311210 in words is "two hundred two trillion, one hundred three billion, one hundred twenty-three million, three hundred eleven thousand, two hundred ten".