20211100212002 has 128 divisors (see below), whose sum is σ = 37201814784000. Its totient is φ = 8224130923008.

The previous prime is 20211100211983. The next prime is 20211100212013. The reversal of 20211100212002 is 20021200111202.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 152019068 + ... + 152151960.

It is an arithmetic number, because the mean of its divisors is an integer number (290639178000).

Almost surely, 2^{20211100212002} is an apocalyptic number.

20211100212002 is a deficient number, since it is larger than the sum of its proper divisors (16990714571998).

20211100212002 is a wasteful number, since it uses less digits than its factorization.

20211100212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133105 (or 133091 counting only the distinct ones).

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

Adding to 20211100212002 its reverse (20021200111202), we get a palindrome (40232300323204).

The spelling of 20211100212002 in words is "twenty trillion, two hundred eleven billion, one hundred million, two hundred twelve thousand, two".