2210020201956 has 48 divisors (see below), whose sum is σ = 5895561692160. Its totient is φ = 631201362720.

The previous prime is 2210020201891. The next prime is 2210020201957. The reversal of 2210020201956 is 6591020200122.

It is not an unprimeable number, because it can be changed into a prime (2210020201957) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4624686 + ... + 5080133.

It is an arithmetic number, because the mean of its divisors is an integer number (122824201920).

Almost surely, 2^{2210020201956} is an apocalyptic number.

It is an amenable number.

2210020201956 is an abundant number, since it is smaller than the sum of its proper divisors (3685541490204).

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

2210020201956 is a wasteful number, since it uses less digits than its factorization.

2210020201956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9707544 (or 9707542 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 2210020201956 in words is "two trillion, two hundred ten billion, twenty million, two hundred one thousand, nine hundred fifty-six".