20012001211202 has 48 divisors (see below), whose sum is σ = 40609223100096. Its totient is φ = 7197123304800.

The previous prime is 20012001211193. The next prime is 20012001211253. The reversal of 20012001211202 is 20211210021002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 454341824 + ... + 454385867.

It is an arithmetic number, because the mean of its divisors is an integer number (846025481252).

Almost surely, 2^{20012001211202} is an apocalyptic number.

20012001211202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20012001211202 is an abundant number, since it is smaller than the sum of its proper divisors (20597221888894).

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

20012001211202 is a wasteful number, since it uses less digits than its factorization.

20012001211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908727735 (or 908727724 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20012001211202 its reverse (20211210021002), we get a palindrome (40223211232204).

The spelling of 20012001211202 in words is "twenty trillion, twelve billion, one million, two hundred eleven thousand, two hundred two".