20012211200102 has 16 divisors (see below), whose sum is σ = 32747392294992. Its totient is φ = 9096421413120.

The previous prime is 20012211200099. The next prime is 20012211200131. The reversal of 20012211200102 is 20100211221002.

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, 3826178 + ... + 7393514.

It is an arithmetic number, because the mean of its divisors is an integer number (2046712018437).

Almost surely, 2^{20012211200102} is an apocalyptic number.

20012211200102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20012211200102 is a deficient number, since it is larger than the sum of its proper divisors (12735181094890).

20012211200102 is a wasteful number, since it uses less digits than its factorization.

20012211200102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3822343.

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

Adding to 20012211200102 its reverse (20100211221002), we get a palindrome (40112422421104).

The spelling of 20012211200102 in words is "twenty trillion, twelve billion, two hundred eleven million, two hundred thousand, one hundred two".