20233157232135 has 32 divisors (see below), whose sum is σ = 33249463782912. Its totient is φ = 10498905486720.

The previous prime is 20233157232023. The next prime is 20233157232137. The reversal of 20233157232135 is 53123275133202.

It is not a de Polignac number, because 20233157232135 - 2¹¹ = 20233157230087 is a prime.

It is a super-3 number, since 3×20233157232135³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20233157232093 and 20233157232102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20233157232137) 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, 11988390 + ... + 13571580.

It is an arithmetic number, because the mean of its divisors is an integer number (1039045743216).

Almost surely, 2^{20233157232135} is an apocalyptic number.

20233157232135 is a deficient number, since it is larger than the sum of its proper divisors (13016306550777).

20233157232135 is a wasteful number, since it uses less digits than its factorization.

20233157232135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606263.

The product of its (nonzero) digits is 226800, while the sum is 39.

The spelling of 20233157232135 in words is "twenty trillion, two hundred thirty-three billion, one hundred fifty-seven million, two hundred thirty-two thousand, one hundred thirty-five".