140212513023 has 32 divisors (see below), whose sum is σ = 212109020160. Its totient is φ = 81633951360.

The previous prime is 140212513013. The next prime is 140212513087. The reversal of 140212513023 is 320315212041.

It is not a de Polignac number, because 140212513023 - 2²⁹ = 139675642111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140212512984 and 140212513002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140212513013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 630340 + ... + 823257.

It is an arithmetic number, because the mean of its divisors is an integer number (6628406880).

Almost surely, 2^140212513023 is an apocalyptic number.

140212513023 is a deficient number, since it is larger than the sum of its proper divisors (71896507137).

140212513023 is a wasteful number, since it uses less digits than its factorization.

140212513023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1453727.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 140212513023 its reverse (320315212041), we get a palindrome (460527725064).

The spelling of 140212513023 in words is "one hundred forty billion, two hundred twelve million, five hundred thirteen thousand, twenty-three".