210021102201012 has 24 divisors (see below), whose sum is σ = 496951340421312. Its totient is φ = 69021019502400.

The previous prime is 210021102200977. The next prime is 210021102201067. The reversal of 210021102201012 is 210102201120012.

It is a junction number, because it is equal to n+sod(n) for n = 210021102200982 and 210021102201000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123251819689 + ... + 123251821392.

It is an arithmetic number, because the mean of its divisors is an integer number (20706305850888).

Almost surely, 2^{210021102201012} is an apocalyptic number.

It is an amenable number.

210021102201012 is an abundant number, since it is smaller than the sum of its proper divisors (286930238220300).

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

210021102201012 is a wasteful number, since it uses less digits than its factorization.

210021102201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246503641159 (or 246503641157 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210021102201012 its reverse (210102201120012), we get a palindrome (420123303321024).

The spelling of 210021102201012 in words is "two hundred ten trillion, twenty-one billion, one hundred two million, two hundred one thousand, twelve".