210212022121002 has 40 divisors (see below), whose sum is σ = 513851609633472. Its totient is φ = 63700612763400.

The previous prime is 210212022121001. The next prime is 210212022121039. The reversal of 210212022121002 is 200121220212012.

It is a happy number.

210212022121002 is a `hidden beast` number, since 21 + 0 + 212 + 0 + 221 + 210 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (210212022121001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 58982047074 + ... + 58982050637.

Almost surely, 2^{210212022121002} is an apocalyptic number.

210212022121002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210212022121002 is an abundant number, since it is smaller than the sum of its proper divisors (303639587512470).

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

210212022121002 is a wasteful number, since it uses less digits than its factorization.

210212022121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117964097736 (or 117964097727 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 210212022121002 its reverse (200121220212012), we get a palindrome (410333242333014).

The spelling of 210212022121002 in words is "two hundred ten trillion, two hundred twelve billion, twenty-two million, one hundred twenty-one thousand, two".