210211210122100 has 72 divisors (see below), whose sum is σ = 526899456776448. Its totient is φ = 71943943564800.

The previous prime is 210211210122079. The next prime is 210211210122107. The reversal of 210211210122100 is 1221012112012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210211210122107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5620601892 + ... + 5620639291.

It is an arithmetic number, because the mean of its divisors is an integer number (7318048010784).

Almost surely, 2^{210211210122100} is an apocalyptic number.

210211210122100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210211210122100 is an abundant number, since it is smaller than the sum of its proper divisors (316688246654348).

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

210211210122100 is a wasteful number, since it uses less digits than its factorization.

210211210122100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11241241225 (or 11241241218 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 210211210122100 its reverse (1221012112012), we get a palindrome (211432222234112).

The spelling of 210211210122100 in words is "two hundred ten trillion, two hundred eleven billion, two hundred ten million, one hundred twenty-two thousand, one hundred".