222002440000442 has 16 divisors (see below), whose sum is σ = 334844660669064. Its totient is φ = 110387557512000.

The previous prime is 222002440000381. The next prime is 222002440000457. The reversal of 222002440000442 is 244000044200222.

It can be written as a sum of positive squares in 4 ways, for example, as 12712141337281 + 209290298663161 = 3565409^2 + 14466869^2 .

It is a super-2 number, since 2×222002440000442² (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 7 ways as a sum of consecutive naturals, for example, 117589892 + ... + 119462912.

Almost surely, 2^{222002440000442} is an apocalyptic number.

222002440000442 is a deficient number, since it is larger than the sum of its proper divisors (112842220668622).

222002440000442 is a wasteful number, since it uses less digits than its factorization.

222002440000442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2200625.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 222002440000442 its reverse (244000044200222), we get a palindrome (466002484200664).

The spelling of 222002440000442 in words is "two hundred twenty-two trillion, two billion, four hundred forty million, four hundred forty-two", and thus it is an aban number.