235021153051 has 4 divisors (see below), whose sum is σ = 235176694704. Its totient is φ = 234865611400.

The previous prime is 235021153043. The next prime is 235021153061. The reversal of 235021153051 is 150351120532.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 235021153051 - 2³ = 235021153043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (235021153021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77768560 + ... + 77771581.

It is an arithmetic number, because the mean of its divisors is an integer number (58794173676).

Almost surely, 2^235021153051 is an apocalyptic number.

235021153051 is a deficient number, since it is larger than the sum of its proper divisors (155541653).

235021153051 is a wasteful number, since it uses less digits than its factorization.

235021153051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155541652.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 235021153051 its reverse (150351120532), we get a palindrome (385372273583).

The spelling of 235021153051 in words is "two hundred thirty-five billion, twenty-one million, one hundred fifty-three thousand, fifty-one".