140123112100 has 36 divisors (see below), whose sum is σ = 304204540948. Its totient is φ = 56023920000.

The previous prime is 140123112091. The next prime is 140123112113. The reversal of 140123112100 is 1211321041.

It can be written as a sum of positive squares in 6 ways, for example, as 2042497636 + 138080614464 = 45194^2 + 371592^2 .

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, 93351 + ... + 537550.

Almost surely, 2^140123112100 is an apocalyptic number.

140123112100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140123112100 is an abundant number, since it is smaller than the sum of its proper divisors (164081428848).

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

140123112100 is a wasteful number, since it uses less digits than its factorization.

140123112100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633136 (or 633129 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 140123112100 its reverse (1211321041), we get a palindrome (141334433141).

The spelling of 140123112100 in words is "one hundred forty billion, one hundred twenty-three million, one hundred twelve thousand, one hundred".