10236501381 has 4 divisors (see below), whose sum is σ = 13648668512. Its totient is φ = 6824334252.

The previous prime is 10236501377. The next prime is 10236501391. The reversal of 10236501381 is 18310563201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10236501381 - 2² = 10236501377 is a prime.

It is a super-2 number, since 2×10236501381² (a number of 21 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 (10236501311) 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, 1706083561 + ... + 1706083566.

It is an arithmetic number, because the mean of its divisors is an integer number (3412167128).

Almost surely, 2^10236501381 is an apocalyptic number.

It is an amenable number.

10236501381 is a deficient number, since it is larger than the sum of its proper divisors (3412167131).

10236501381 is an equidigital number, since it uses as much as digits as its factorization.

10236501381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412167130.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 10236501381 in words is "ten billion, two hundred thirty-six million, five hundred one thousand, three hundred eighty-one".