123212003022 has 96 divisors (see below), whose sum is σ = 279205763616. Its totient is φ = 39240864000.

The previous prime is 123212003021. The next prime is 123212003023. The reversal of 123212003022 is 220300212321.

It is an interprime number because it is at equal distance from previous prime (123212003021) and next prime (123212003023).

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 = 123212002986 and 123212003004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123212003021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5867113 + ... + 5888075.

It is an arithmetic number, because the mean of its divisors is an integer number (2908393371).

Almost surely, 2^123212003022 is an apocalyptic number.

123212003022 is an abundant number, since it is smaller than the sum of its proper divisors (155993760594).

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

123212003022 is a wasteful number, since it uses less digits than its factorization.

123212003022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21186 (or 21183 counting only the distinct ones).

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

Adding to 123212003022 its reverse (220300212321), we get a palindrome (343512215343).

The spelling of 123212003022 in words is "one hundred twenty-three billion, two hundred twelve million, three thousand, twenty-two".