20200101021210 has 128 divisors (see below), whose sum is σ = 54547588435968. Its totient is φ = 4745348960000.

The previous prime is 20200101021203. The next prime is 20200101021211. The reversal of 20200101021210 is 1212010100202.

It is not an unprimeable number, because it can be changed into a prime (20200101021211) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4880976 + ... + 8013995.

It is an arithmetic number, because the mean of its divisors is an integer number (426153034656).

Almost surely, 2^{20200101021210} is an apocalyptic number.

20200101021210 is an abundant number, since it is smaller than the sum of its proper divisors (34347487414758).

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

20200101021210 is a wasteful number, since it uses less digits than its factorization.

20200101021210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12895140.

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

Adding to 20200101021210 its reverse (1212010100202), we get a palindrome (21412111121412).

The spelling of 20200101021210 in words is "twenty trillion, two hundred billion, one hundred one million, twenty-one thousand, two hundred ten".