42522143031 has 12 divisors (see below), whose sum is σ = 61423087752. Its totient is φ = 28347073296.

The previous prime is 42522142991. The next prime is 42522143039. The reversal of 42522143031 is 13034122524.

42522143031 is a `hidden beast` number, since 4 + 2 + 5 + 221 + 430 + 3 + 1 = 666.

42522143031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42522143031 - 2¹⁵ = 42522110263 is a prime.

It is a super-2 number, since 2×42522143031² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42522142986 and 42522143004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42522143039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246160 + ... + 381626.

It is an arithmetic number, because the mean of its divisors is an integer number (5118590646).

Almost surely, 2^42522143031 is an apocalyptic number.

42522143031 is a deficient number, since it is larger than the sum of its proper divisors (18900944721).

42522143031 is a wasteful number, since it uses less digits than its factorization.

42522143031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170350 (or 170347 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 42522143031 its reverse (13034122524), we get a palindrome (55556265555).

The spelling of 42522143031 in words is "forty-two billion, five hundred twenty-two million, one hundred forty-three thousand, thirty-one".