212122202101002 has 48 divisors (see below), whose sum is σ = 496117893997440. Its totient is φ = 65300987749536.

The previous prime is 212122202100989. The next prime is 212122202101039. The reversal of 212122202101002 is 200101202221212.

It is a happy number.

212122202101002 is a `hidden beast` number, since 21 + 212 + 220 + 210 + 1 + 0 + 0 + 2 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8833996078 + ... + 8834020089.

It is an arithmetic number, because the mean of its divisors is an integer number (10335789458280).

Almost surely, 2^{212122202101002} is an apocalyptic number.

212122202101002 is an abundant number, since it is smaller than the sum of its proper divisors (283995691896438).

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

212122202101002 is a wasteful number, since it uses less digits than its factorization.

212122202101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17668016227 (or 17668016224 counting only the distinct ones).

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

Adding to 212122202101002 its reverse (200101202221212), we get a palindrome (412223404322214).

It can be divided in two parts, 21212220210 and 1002, that added together give a palindrome (21212221212).

The spelling of 212122202101002 in words is "two hundred twelve trillion, one hundred twenty-two billion, two hundred two million, one hundred one thousand, two".