220210021982 has 16 divisors (see below), whose sum is σ = 335625815952. Its totient is φ = 108338482560.

The previous prime is 220210021937. The next prime is 220210022003. The reversal of 220210021982 is 289120012022.

It is a happy number.

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, 814613 + ... + 1050720.

It is an arithmetic number, because the mean of its divisors is an integer number (20976613497).

Almost surely, 2^220210021982 is an apocalyptic number.

220210021982 is a deficient number, since it is larger than the sum of its proper divisors (115415793970).

220210021982 is a wasteful number, since it uses less digits than its factorization.

220210021982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866283.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 220210021982 in words is "two hundred twenty billion, two hundred ten million, twenty-one thousand, nine hundred eighty-two".