222642213121514 has 16 divisors (see below), whose sum is σ = 334373520742920. Its totient is φ = 111184375653120.

The previous prime is 222642213121511. The next prime is 222642213121561. The reversal of 222642213121514 is 415121312246222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 174072004513225 + 48570208608289 = 13193635^2 + 6969233^2 .

It is not an unprimeable number, because it can be changed into a prime (222642213121511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172873502 + ... + 174156630.

Almost surely, 2^{222642213121514} is an apocalyptic number.

222642213121514 is a deficient number, since it is larger than the sum of its proper divisors (111731307621406).

222642213121514 is a wasteful number, since it uses less digits than its factorization.

222642213121514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389625.

The product of its digits is 92160, while the sum is 38.

Adding to 222642213121514 its reverse (415121312246222), we get a palindrome (637763525367736).

The spelling of 222642213121514 in words is "two hundred twenty-two trillion, six hundred forty-two billion, two hundred thirteen million, one hundred twenty-one thousand, five hundred fourteen".