122998650012 has 84 divisors (see below), whose sum is σ = 368827288816. Its totient is φ = 35142465600.

The previous prime is 122998650007. The next prime is 122998650037. The reversal of 122998650012 is 210056899221.

It is a happy number.

122998650012 is a `hidden beast` number, since 122 + 9 + 9 + 8 + 6 + 500 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (84).

It is a self number, because there is not a number n which added to its sum of digits gives 122998650012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 2992489 + ... + 3033312.

Almost surely, 2^122998650012 is an apocalyptic number.

122998650012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122998650012 is an abundant number, since it is smaller than the sum of its proper divisors (245828638804).

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

122998650012 is an equidigital number, since it uses as much as digits as its factorization.

122998650012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6025830 (or 6025813 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The spelling of 122998650012 in words is "one hundred twenty-two billion, nine hundred ninety-eight million, six hundred fifty thousand, twelve".