22404343003431 has 16 divisors (see below), whose sum is σ = 31444942410240. Its totient is φ = 14149998656640.

The previous prime is 22404343003429. The next prime is 22404343003453. The reversal of 22404343003431 is 13430034340422.

It is a happy number.

It is not a de Polignac number, because 22404343003431 - 2¹ = 22404343003429 is a prime.

It is a super-2 number, since 2×22404343003431² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22404343003392 and 22404343003401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22404343003481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5968351 + ... + 8968271.

It is an arithmetic number, because the mean of its divisors is an integer number (1965308900640).

Almost surely, 2^{22404343003431} is an apocalyptic number.

22404343003431 is a deficient number, since it is larger than the sum of its proper divisors (9040599406809).

22404343003431 is a wasteful number, since it uses less digits than its factorization.

22404343003431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3130966.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 22404343003431 its reverse (13430034340422), we get a palindrome (35834377343853).

The spelling of 22404343003431 in words is "twenty-two trillion, four hundred four billion, three hundred forty-three million, three thousand, four hundred thirty-one".