122223310002 has 24 divisors (see below), whose sum is σ = 267792649020. Its totient is φ = 40283337600.

The previous prime is 122223309977. The next prime is 122223310009. The reversal of 122223310002 is 200013322221.

It can be written as a sum of positive squares in 2 ways, for example, as 90535393881 + 31687916121 = 300891^2 + 178011^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (122223310009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38145499 + ... + 38148702.

Almost surely, 2^122223310002 is an apocalyptic number.

122223310002 is an abundant number, since it is smaller than the sum of its proper divisors (145569339018).

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

122223310002 is a wasteful number, since it uses less digits than its factorization.

122223310002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76294298 (or 76294295 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 122223310002 its reverse (200013322221), we get a palindrome (322236632223).

The spelling of 122223310002 in words is "one hundred twenty-two billion, two hundred twenty-three million, three hundred ten thousand, two".