250120033215231 has 4 divisors (see below), whose sum is σ = 333493377620312. Its totient is φ = 166746688810152.

The previous prime is 250120033215209. The next prime is 250120033215317. The reversal of 250120033215231 is 132512330021052.

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

It is not a de Polignac number, because 250120033215231 - 2²¹ = 250120031118079 is a prime.

It is a super-2 number, since 2×250120033215231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250120033215931) 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, 41686672202536 + ... + 41686672202541.

It is an arithmetic number, because the mean of its divisors is an integer number (83373344405078).

Almost surely, 2^{250120033215231} is an apocalyptic number.

250120033215231 is a deficient number, since it is larger than the sum of its proper divisors (83373344405081).

250120033215231 is an equidigital number, since it uses as much as digits as its factorization.

250120033215231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83373344405080.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 250120033215231 its reverse (132512330021052), we get a palindrome (382632363236283).

The spelling of 250120033215231 in words is "two hundred fifty trillion, one hundred twenty billion, thirty-three million, two hundred fifteen thousand, two hundred thirty-one".