220973201814 has 16 divisors (see below), whose sum is σ = 442723117680. Its totient is φ = 73528281600.

The previous prime is 220973201759. The next prime is 220973201821. The reversal of 220973201814 is 418102379022.

It is a Curzon 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, 32359387 + ... + 32366214.

It is an arithmetic number, because the mean of its divisors is an integer number (27670194855).

Almost surely, 2^220973201814 is an apocalyptic number.

220973201814 is an abundant number, since it is smaller than the sum of its proper divisors (221749915866).

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

220973201814 is a wasteful number, since it uses less digits than its factorization.

220973201814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64726175.

The product of its (nonzero) digits is 48384, while the sum is 39.

The spelling of 220973201814 in words is "two hundred twenty billion, nine hundred seventy-three million, two hundred one thousand, eight hundred fourteen".