210211000121100 has 144 divisors (see below), whose sum is σ = 702531907330176. Its totient is φ = 47962581120000.

The previous prime is 210211000121053. The next prime is 210211000121107. The reversal of 210211000121100 is 1121000112012.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (210211000121107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1873482226 + ... + 1873594425.

It is an arithmetic number, because the mean of its divisors is an integer number (4878693800904).

Almost surely, 2^{210211000121100} is an apocalyptic number.

210211000121100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210211000121100 is an abundant number, since it is smaller than the sum of its proper divisors (492320907209076).

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

210211000121100 is a wasteful number, since it uses less digits than its factorization.

210211000121100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3747076696 (or 3747076689 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 210211000121100 its reverse (1121000112012), we get a palindrome (211332000233112).

The spelling of 210211000121100 in words is "two hundred ten trillion, two hundred eleven billion, one hundred twenty-one thousand, one hundred".