123137054200 has 48 divisors (see below), whose sum is σ = 287491644000. Its totient is φ = 49048715520.

The previous prime is 123137054171. The next prime is 123137054263. The reversal of 123137054200 is 2450731321.

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, 1240245 + ... + 1335844.

It is an arithmetic number, because the mean of its divisors is an integer number (5989409250).

Almost surely, 2^123137054200 is an apocalyptic number.

123137054200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123137054200 is an abundant number, since it is smaller than the sum of its proper divisors (164354589800).

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

123137054200 is a wasteful number, since it uses less digits than its factorization.

123137054200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2576344 (or 2576335 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

Adding to 123137054200 its reverse (2450731321), we get a palindrome (125587785521).

The spelling of 123137054200 in words is "one hundred twenty-three billion, one hundred thirty-seven million, fifty-four thousand, two hundred".