131534140233331 has 16 divisors (see below), whose sum is σ = 147370504612608. Its totient is φ = 116344252908000.

The previous prime is 131534140233281. The next prime is 131534140233341. The reversal of 131534140233331 is 133332041435131.

It is a cyclic number.

It is not a de Polignac number, because 131534140233331 - 2¹⁷ = 131534140102259 is a prime.

It is a super-2 number, since 2×131534140233331² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131534140233341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155928816 + ... + 156770098.

It is an arithmetic number, because the mean of its divisors is an integer number (9210656538288).

Almost surely, 2^{131534140233331} is an apocalyptic number.

131534140233331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

131534140233331 is a deficient number, since it is larger than the sum of its proper divisors (15836364379277).

131534140233331 is a wasteful number, since it uses less digits than its factorization.

131534140233331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225482.

The product of its (nonzero) digits is 116640, while the sum is 37.

Adding to 131534140233331 its reverse (133332041435131), we get a palindrome (264866181668462).

The spelling of 131534140233331 in words is "one hundred thirty-one trillion, five hundred thirty-four billion, one hundred forty million, two hundred thirty-three thousand, three hundred thirty-one".