22031172382954 has 32 divisors (see below), whose sum is σ = 38408609548800. Its totient is φ = 9281715943920.

The previous prime is 22031172382927. The next prime is 22031172383023. The reversal of 22031172382954 is 45928327113022.

It is a super-2 number, since 2×22031172382954² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22031172382898 and 22031172382907.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46956777 + ... + 47423635.

It is an arithmetic number, because the mean of its divisors is an integer number (1200269048400).

Almost surely, 2^{22031172382954} is an apocalyptic number.

22031172382954 is a deficient number, since it is larger than the sum of its proper divisors (16377437165846).

22031172382954 is a wasteful number, since it uses less digits than its factorization.

22031172382954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524058.

The product of its (nonzero) digits is 1451520, while the sum is 49.

Adding to 22031172382954 its reverse (45928327113022), we get a palindrome (67959499495976).

The spelling of 22031172382954 in words is "twenty-two trillion, thirty-one billion, one hundred seventy-two million, three hundred eighty-two thousand, nine hundred fifty-four".