20010210021210 has 32 divisors (see below), whose sum is σ = 48319132921920. Its totient is φ = 5303319464448.

The previous prime is 20010210021209. The next prime is 20010210021271. The reversal of 20010210021210 is 1212001201002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2046028855 + ... + 2046038634.

It is an arithmetic number, because the mean of its divisors is an integer number (1509972903810).

Almost surely, 2^{20010210021210} is an apocalyptic number.

20010210021210 is an abundant number, since it is smaller than the sum of its proper divisors (28308922900710).

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

20010210021210 is a wasteful number, since it uses less digits than its factorization.

20010210021210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4092067662.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20010210021210 its reverse (1212001201002), we get a palindrome (21222211222212).

The spelling of 20010210021210 in words is "twenty trillion, ten billion, two hundred ten million, twenty-one thousand, two hundred ten".