222042442150530 has 24 divisors (see below), whose sum is σ = 577310349591612. Its totient is φ = 59211317906784.

The previous prime is 222042442150499. The next prime is 222042442150549. The reversal of 222042442150530 is 35051244240222.

222042442150530 is a `hidden beast` number, since 2 + 2 + 20 + 42 + 44 + 21 + 5 + 0 + 530 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 204218990451441 + 17823451699089 = 14290521^2 + 4221783^2 .

It is a super-2 number, since 2×222042442150530² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1233569122969 + ... + 1233569123148.

Almost surely, 2^{222042442150530} is an apocalyptic number.

222042442150530 is an abundant number, since it is smaller than the sum of its proper divisors (355267907441082).

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

222042442150530 is a wasteful number, since it uses less digits than its factorization.

222042442150530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467138246130 (or 2467138246127 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 222042442150530 its reverse (35051244240222), we get a palindrome (257093686390752).

The spelling of 222042442150530 in words is "two hundred twenty-two trillion, forty-two billion, four hundred forty-two million, one hundred fifty thousand, five hundred thirty".