123200214042 has 32 divisors (see below), whose sum is σ = 248009965632. Its totient is φ = 40798681344.

The previous prime is 123200214041. The next prime is 123200214083. The reversal of 123200214042 is 240412002321.

It is a super-2 number, since 2×123200214042² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123200214041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2594578 + ... + 2641634.

It is an arithmetic number, because the mean of its divisors is an integer number (7750311426).

Almost surely, 2^123200214042 is an apocalyptic number.

123200214042 is an abundant number, since it is smaller than the sum of its proper divisors (124809751590).

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

123200214042 is a wasteful number, since it uses less digits than its factorization.

123200214042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49902.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 123200214042 its reverse (240412002321), we get a palindrome (363612216363).

The spelling of 123200214042 in words is "one hundred twenty-three billion, two hundred million, two hundred fourteen thousand, forty-two".