2135421937323 has 12 divisors (see below), whose sum is σ = 3086182975408. Its totient is φ = 1422837107280.

The previous prime is 2135421937291. The next prime is 2135421937379. The reversal of 2135421937323 is 3237391245312.

2135421937323 is a `hidden beast` number, since 2 + 1 + 3 + 542 + 19 + 3 + 73 + 23 = 666.

It is not a de Polignac number, because 2135421937323 - 2⁵ = 2135421937291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2135421937423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64775740 + ... + 64808697.

Almost surely, 2^{2135421937323} is an apocalyptic number.

2135421937323 is a deficient number, since it is larger than the sum of its proper divisors (950761038085).

2135421937323 is a wasteful number, since it uses less digits than its factorization.

2135421937323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129586274 (or 129586271 counting only the distinct ones).

The product of its digits is 816480, while the sum is 45.

The spelling of 2135421937323 in words is "two trillion, one hundred thirty-five billion, four hundred twenty-one million, nine hundred thirty-seven thousand, three hundred twenty-three".