132070020731 has 16 divisors (see below), whose sum is σ = 144827205120. Its totient is φ = 119439005280.

The previous prime is 132070020701. The next prime is 132070020743. The reversal of 132070020731 is 137020070231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132070020731 is a prime.

It is a super-2 number, since 2×132070020731² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132070020731.

It is not an unprimeable number, because it can be changed into a prime (132070020701) 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, 2595920 + ... + 2646306.

It is an arithmetic number, because the mean of its divisors is an integer number (9051700320).

Almost surely, 2^132070020731 is an apocalyptic number.

132070020731 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

132070020731 is a deficient number, since it is larger than the sum of its proper divisors (12757184389).

132070020731 is a wasteful number, since it uses less digits than its factorization.

132070020731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51634.

The product of its (nonzero) digits is 1764, while the sum is 26.

Adding to 132070020731 its reverse (137020070231), we get a palindrome (269090090962).

It can be divided in two parts, 1320700 and 20731, that added together give a palindrome (1341431).

The spelling of 132070020731 in words is "one hundred thirty-two billion, seventy million, twenty thousand, seven hundred thirty-one".