123302012022 has 80 divisors (see below), whose sum is σ = 326645811360. Its totient is φ = 34014339072.

The previous prime is 123302011969. The next prime is 123302012033. The reversal of 123302012022 is 220210203321.

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

It is a junction number, because it is equal to n+sod(n) for n = 123302011986 and 123302012004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1841803 + ... + 1907574.

It is an arithmetic number, because the mean of its divisors is an integer number (4083072642).

Almost surely, 2^123302012022 is an apocalyptic number.

123302012022 is an abundant number, since it is smaller than the sum of its proper divisors (203343799338).

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

123302012022 is a wasteful number, since it uses less digits than its factorization.

123302012022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3749427 (or 3749418 counting only the distinct ones).

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

Adding to 123302012022 its reverse (220210203321), we get a palindrome (343512215343).

The spelling of 123302012022 in words is "one hundred twenty-three billion, three hundred two million, twelve thousand, twenty-two".