223002212122 has 4 divisors (see below), whose sum is σ = 334503318186. Its totient is φ = 111501106060.

The previous prime is 223002212107. The next prime is 223002212131. The reversal of 223002212122 is 221212200322.

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., 221661114481 + 1341097641 = 470809^2 + 36621^2 .

It is a super-2 number, since 2×223002212122² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223002212122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55750553029 + ... + 55750553032.

Almost surely, 2^223002212122 is an apocalyptic number.

223002212122 is a deficient number, since it is larger than the sum of its proper divisors (111501106064).

223002212122 is a wasteful number, since it uses less digits than its factorization.

223002212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111501106063.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 223002212122 its reverse (221212200322), we get a palindrome (444214412444).

The spelling of 223002212122 in words is "two hundred twenty-three billion, two million, two hundred twelve thousand, one hundred twenty-two".