2021103312202 has 32 divisors (see below), whose sum is σ = 3283917436800. Its totient is φ = 927374909760.

The previous prime is 2021103312167. The next prime is 2021103312247. The reversal of 2021103312202 is 2022133011202.

It is a self number, because there is not a number n which added to its sum of digits gives 2021103312202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15460003 + ... + 15590185.

It is an arithmetic number, because the mean of its divisors is an integer number (102622419900).

Almost surely, 2^{2021103312202} is an apocalyptic number.

2021103312202 is a deficient number, since it is larger than the sum of its proper divisors (1262814124598).

2021103312202 is a wasteful number, since it uses less digits than its factorization.

2021103312202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133678.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2021103312202 its reverse (2022133011202), we get a palindrome (4043236323404).

The spelling of 2021103312202 in words is "two trillion, twenty-one billion, one hundred three million, three hundred twelve thousand, two hundred two".