222445206346212 has 24 divisors (see below), whose sum is σ = 576709794231200. Its totient is φ = 74148402115368.

The previous prime is 222445206346199. The next prime is 222445206346277. The reversal of 222445206346212 is 212643602544222.

222445206346212 is a `hidden beast` number, since 2 + 2 + 2 + 4 + 4 + 5 + 2 + 0 + 634 + 6 + 2 + 1 + 2 = 666.

It is a super-5 number, since 5×222445206346212⁵ (a number of 73 digits) contains 55555 as substring.

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, 1029838918162 + ... + 1029838918377.

Almost surely, 2^{222445206346212} is an apocalyptic number.

It is an amenable number.

222445206346212 is an abundant number, since it is smaller than the sum of its proper divisors (354264587884988).

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

222445206346212 is a wasteful number, since it uses less digits than its factorization.

222445206346212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2059677836552 (or 2059677836544 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 45.

The spelling of 222445206346212 in words is "two hundred twenty-two trillion, four hundred forty-five billion, two hundred six million, three hundred forty-six thousand, two hundred twelve".