123012200211000 has 128 divisors (see below), whose sum is σ = 385257375360000. Its totient is φ = 32678525980800.

The previous prime is 123012200210983. The next prime is 123012200211001. The reversal of 123012200211000 is 112002210321.

It is a super-2 number, since 2×123012200211000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123012200211001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77165500 + ... + 78743499.

It is an arithmetic number, because the mean of its divisors is an integer number (3009823245000).

Almost surely, 2^{123012200211000} is an apocalyptic number.

123012200211000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123012200211000 is an abundant number, since it is smaller than the sum of its proper divisors (262245175149000).

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

123012200211000 is a wasteful number, since it uses less digits than its factorization.

123012200211000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155909286 (or 155909272 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 123012200211000 its reverse (112002210321), we get a palindrome (123124202421321).

The spelling of 123012200211000 in words is "one hundred twenty-three trillion, twelve billion, two hundred million, two hundred eleven thousand".