22141273631 has 4 divisors (see below), whose sum is σ = 22360494264. Its totient is φ = 21922053000.

The previous prime is 22141273607. The next prime is 22141273681. The reversal of 22141273631 is 13637214122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22141273631 is a prime.

It is a super-2 number, since 2×22141273631² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22141273681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109610165 + ... + 109610366.

It is an arithmetic number, because the mean of its divisors is an integer number (5590123566).

Almost surely, 2^22141273631 is an apocalyptic number.

22141273631 is a deficient number, since it is larger than the sum of its proper divisors (219220633).

22141273631 is a wasteful number, since it uses less digits than its factorization.

22141273631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219220632.

The product of its digits is 12096, while the sum is 32.

Adding to 22141273631 its reverse (13637214122), we get a palindrome (35778487753).

The spelling of 22141273631 in words is "twenty-two billion, one hundred forty-one million, two hundred seventy-three thousand, six hundred thirty-one".