42323121312201 has 24 divisors (see below), whose sum is σ = 65111045947584. Its totient is φ = 27452835439920.

The previous prime is 42323121312191. The next prime is 42323121312233. The reversal of 42323121312201 is 10221312132324.

42323121312201 is a `hidden beast` number, since 4 + 2 + 3 + 23 + 121 + 312 + 201 = 666.

It is not a de Polignac number, because 42323121312201 - 2⁶ = 42323121312137 is a prime.

It is a super-2 number, since 2×42323121312201² (a number of 28 digits) contains 22 as substring.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42323121312401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2353629165 + ... + 2353647146.

It is an arithmetic number, because the mean of its divisors is an integer number (2712960247816).

Almost surely, 2^{42323121312201} is an apocalyptic number.

It is an amenable number.

42323121312201 is a deficient number, since it is larger than the sum of its proper divisors (22787924635383).

42323121312201 is an equidigital number, since it uses as much as digits as its factorization.

42323121312201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4707276363 (or 4707276351 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 42323121312201 its reverse (10221312132324), we get a palindrome (52544433444525).

The spelling of 42323121312201 in words is "forty-two trillion, three hundred twenty-three billion, one hundred twenty-one million, three hundred twelve thousand, two hundred one".