222613456021 has 4 divisors (see below), whose sum is σ = 242851042944. Its totient is φ = 202375869100.

The previous prime is 222613455997. The next prime is 222613456027. The reversal of 222613456021 is 120654316222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222613456021 - 2²¹ = 222611358869 is a prime.

It is a super-2 number, since 2×222613456021² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222613456027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10118793445 + ... + 10118793466.

It is an arithmetic number, because the mean of its divisors is an integer number (60712760736).

Almost surely, 2^222613456021 is an apocalyptic number.

It is an amenable number.

222613456021 is a deficient number, since it is larger than the sum of its proper divisors (20237586923).

222613456021 is a wasteful number, since it uses less digits than its factorization.

222613456021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20237586922.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 222613456021 in words is "two hundred twenty-two billion, six hundred thirteen million, four hundred fifty-six thousand, twenty-one".