222122021012002 has 4 divisors (see below), whose sum is σ = 333183031518006. Its totient is φ = 111061010506000.

The previous prime is 222122021011937. The next prime is 222122021012039. The reversal of 222122021012002 is 200210120221222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 156837576357361 + 65284444654641 = 12523481^2 + 8079879^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55530505252999 + ... + 55530505253002.

Almost surely, 2^{222122021012002} is an apocalyptic number.

222122021012002 is a deficient number, since it is larger than the sum of its proper divisors (111061010506004).

222122021012002 is a wasteful number, since it uses less digits than its factorization.

222122021012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111061010506003.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222122021012002 its reverse (200210120221222), we get a palindrome (422332141233224).

The spelling of 222122021012002 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, twenty-one million, twelve thousand, two".