122002311000 has 64 divisors (see below), whose sum is σ = 380647219680. Its totient is φ = 32533948800.

The previous prime is 122002310917. The next prime is 122002311023. The reversal of 122002311000 is 113200221.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20330719 + ... + 20336718.

Almost surely, 2^122002311000 is an apocalyptic number.

122002311000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122002311000 is an abundant number, since it is smaller than the sum of its proper divisors (258644908680).

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

122002311000 is a wasteful number, since it uses less digits than its factorization.

122002311000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40667461 (or 40667447 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 122002311000 its reverse (113200221), we get a palindrome (122115511221).

The spelling of 122002311000 in words is "one hundred twenty-two billion, two million, three hundred eleven thousand".