220422066037924 has 81 divisors (see below), whose sum is σ = 392438096289057. Its totient is φ = 108329476579968.

The previous prime is 220422066037919. The next prime is 220422066037931. The reversal of 220422066037924 is 429730660224022.

It is a happy number.

The square root of 220422066037924 is 14846618.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3884013224100 + 216538052813824 = 1970790^2 + 14715232^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 600605084389 + ... + 600605084755.

Almost surely, 2^{220422066037924} is an apocalyptic number.

220422066037924 is the 14846618-th square number.

It is an amenable number.

220422066037924 is a deficient number, since it is larger than the sum of its proper divisors (172016030251133).

220422066037924 is an frugal number, since it uses more digits than its factorization.

220422066037924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322 (or 661 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 49.

The spelling of 220422066037924 in words is "two hundred twenty trillion, four hundred twenty-two billion, sixty-six million, thirty-seven thousand, nine hundred twenty-four".