22403121243131 has 16 divisors (see below), whose sum is σ = 22608161769600. Its totient is φ = 22199309117568.

The previous prime is 22403121243127. The next prime is 22403121243197. The reversal of 22403121243131 is 13134212130422.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22403121243131 - 2² = 22403121243127 is a prime.

It is a super-2 number, since 2×22403121243131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22403121243094 and 22403121243103.

It is not an unprimeable number, because it can be changed into a prime (22403121243121) 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, 36519485 + ... + 37127873.

It is an arithmetic number, because the mean of its divisors is an integer number (1413010110600).

Almost surely, 2^{22403121243131} is an apocalyptic number.

22403121243131 is a deficient number, since it is larger than the sum of its proper divisors (205040526469).

22403121243131 is a wasteful number, since it uses less digits than its factorization.

22403121243131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609398.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 22403121243131 its reverse (13134212130422), we get a palindrome (35537333373553).

The spelling of 22403121243131 in words is "twenty-two trillion, four hundred three billion, one hundred twenty-one million, two hundred forty-three thousand, one hundred thirty-one".