22203204212431 has 8 divisors (see below), whose sum is σ = 24222257110224. Its totient is φ = 20184247945920.

The previous prime is 22203204212383. The next prime is 22203204212471. The reversal of 22203204212431 is 13421240230222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22203204212431 - 2²⁵ = 22203170657999 is a prime.

It is a super-2 number, since 2×22203204212431² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22203204212431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22203204212471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23676966 + ... + 24596851.

It is an arithmetic number, because the mean of its divisors is an integer number (3027782138778).

Almost surely, 2^{22203204212431} is an apocalyptic number.

22203204212431 is a deficient number, since it is larger than the sum of its proper divisors (2019052897793).

22203204212431 is a wasteful number, since it uses less digits than its factorization.

22203204212431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48315641.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22203204212431 its reverse (13421240230222), we get a palindrome (35624444442653).

The spelling of 22203204212431 in words is "twenty-two trillion, two hundred three billion, two hundred four million, two hundred twelve thousand, four hundred thirty-one".