210211122222200 has 48 divisors (see below), whose sum is σ = 533171846369160. Its totient is φ = 76440408080000.

The previous prime is 210211122222193. The next prime is 210211122222209. The reversal of 210211122222200 is 2222221112012.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210211122222209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47775252851 + ... + 47775257250.

Almost surely, 2^{210211122222200} is an apocalyptic number.

210211122222200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210211122222200 is an abundant number, since it is smaller than the sum of its proper divisors (322960724146960).

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

210211122222200 is a wasteful number, since it uses less digits than its factorization.

210211122222200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95550510128 (or 95550510119 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 210211122222200 its reverse (2222221112012), we get a palindrome (212433343334212).

The spelling of 210211122222200 in words is "two hundred ten trillion, two hundred eleven billion, one hundred twenty-two million, two hundred twenty-two thousand, two hundred".