122740011600 has 60 divisors (see below), whose sum is σ = 393177174336. Its totient is φ = 32730669440.

The previous prime is 122740011593. The next prime is 122740011613. The reversal of 122740011600 is 6110047221.

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×122740011600² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51140472 + ... + 51142871.

Almost surely, 2^122740011600 is an apocalyptic number.

122740011600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122740011600 is an abundant number, since it is smaller than the sum of its proper divisors (270437162736).

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

122740011600 is a wasteful number, since it uses less digits than its factorization.

122740011600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102283364 (or 102283353 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

Adding to 122740011600 its reverse (6110047221), we get a palindrome (128850058821).

The spelling of 122740011600 in words is "one hundred twenty-two billion, seven hundred forty million, eleven thousand, six hundred".