1501113134331 has 32 divisors (see below), whose sum is σ = 2266864427520. Its totient is φ = 981412409952.

The previous prime is 1501113134263. The next prime is 1501113134363. The reversal of 1501113134331 is 1334313111051.

1501113134331 is a `hidden beast` number, since 1 + 5 + 0 + 1 + 11 + 313 + 4 + 331 = 666.

It is not a de Polignac number, because 1501113134331 - 2¹⁰ = 1501113133307 is a prime.

It is a super-2 number, since 2×1501113134331² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1501113134295 and 1501113134304.

It is not an unprimeable number, because it can be changed into a prime (1501113134371) 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, 2914410 + ... + 3390576.

It is an arithmetic number, because the mean of its divisors is an integer number (70839513360).

Almost surely, 2^{1501113134331} is an apocalyptic number.

1501113134331 is a deficient number, since it is larger than the sum of its proper divisors (765751293189).

1501113134331 is a wasteful number, since it uses less digits than its factorization.

1501113134331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478432 (or 478426 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

Adding to 1501113134331 its reverse (1334313111051), we get a palindrome (2835426245382).

The spelling of 1501113134331 in words is "one trillion, five hundred one billion, one hundred thirteen million, one hundred thirty-four thousand, three hundred thirty-one".