423501132131 has 16 divisors (see below), whose sum is σ = 533127648768. Its totient is φ = 326796984000.

The previous prime is 423501132121. The next prime is 423501132199. The reversal of 423501132131 is 131231105324.

It is a cyclic number.

It is not a de Polignac number, because 423501132131 - 2³⁴ = 406321262947 is a prime.

It is a super-2 number, since 2×423501132131² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 423501132131.

It is not an unprimeable number, because it can be changed into a prime (423501132121) 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, 26691170 + ... + 26707031.

It is an arithmetic number, because the mean of its divisors is an integer number (33320478048).

Almost surely, 2^423501132131 is an apocalyptic number.

423501132131 is a deficient number, since it is larger than the sum of its proper divisors (109626516637).

423501132131 is a wasteful number, since it uses less digits than its factorization.

423501132131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53398322.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 423501132131 its reverse (131231105324), we get a palindrome (554732237455).

The spelling of 423501132131 in words is "four hundred twenty-three billion, five hundred one million, one hundred thirty-two thousand, one hundred thirty-one".