1503231310131 has 8 divisors (see below), whose sum is σ = 2005594056960. Its totient is φ = 1001511385032.

The previous prime is 1503231309901. The next prime is 1503231310153. The reversal of 1503231310131 is 1310131323051.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1503231310131 - 2¹¹ = 1503231308083 is a prime.

It is a super-2 number, since 2×1503231310131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1503231310331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160699975 + ... + 160709328.

It is an arithmetic number, because the mean of its divisors is an integer number (250699257120).

Almost surely, 2^{1503231310131} is an apocalyptic number.

1503231310131 is a deficient number, since it is larger than the sum of its proper divisors (502362746829).

1503231310131 is a wasteful number, since it uses less digits than its factorization.

1503231310131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321410865.

The product of its (nonzero) digits is 810, while the sum is 24.

Adding to 1503231310131 its reverse (1310131323051), we get a palindrome (2813362633182).

The spelling of 1503231310131 in words is "one trillion, five hundred three billion, two hundred thirty-one million, three hundred ten thousand, one hundred thirty-one".