20211201000102 has 48 divisors (see below), whose sum is σ = 49496818789440. Its totient is φ = 5470701021072.

The previous prime is 20211201000031. The next prime is 20211201000223. The reversal of 20211201000102 is 20100010211202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1809088668 + ... + 1809099839.

It is an arithmetic number, because the mean of its divisors is an integer number (1031183724780).

Almost surely, 2^{20211201000102} is an apocalyptic number.

20211201000102 is an abundant number, since it is smaller than the sum of its proper divisors (29285617789338).

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

20211201000102 is a wasteful number, since it uses less digits than its factorization.

20211201000102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3618188545 (or 3618188538 counting only the distinct ones).

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

Adding to 20211201000102 its reverse (20100010211202), we get a palindrome (40311211211304).

The spelling of 20211201000102 in words is "twenty trillion, two hundred eleven billion, two hundred one million, one hundred two", and thus it is an aban number.