22303203243131 has 4 divisors (see below), whose sum is σ = 22445261862672. Its totient is φ = 22161144623592.

The previous prime is 22303203243091. The next prime is 22303203243259. The reversal of 22303203243131 is 13134230230322.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22303203243131 - 2⁴² = 17905156732027 is a prime.

It is a super-2 number, since 2×22303203243131² (a number of 27 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 = 22303203243094 and 22303203243103.

It is not an unprimeable number, because it can be changed into a prime (22303203243631) 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, 71029309535 + ... + 71029309848.

It is an arithmetic number, because the mean of its divisors is an integer number (5611315465668).

Almost surely, 2^{22303203243131} is an apocalyptic number.

22303203243131 is a deficient number, since it is larger than the sum of its proper divisors (142058619541).

22303203243131 is a wasteful number, since it uses less digits than its factorization.

22303203243131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142058619540.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 22303203243131 its reverse (13134230230322), we get a palindrome (35437433473453).

The spelling of 22303203243131 in words is "twenty-two trillion, three hundred three billion, two hundred three million, two hundred forty-three thousand, one hundred thirty-one".