20223401334131 has 4 divisors (see below), whose sum is σ = 20368893430200. Its totient is φ = 20077909238064.

The previous prime is 20223401334121. The next prime is 20223401334161. The reversal of 20223401334131 is 13143310432202.

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-20223401334131 is a prime.

It is a super-2 number, since 2×20223401334131² (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 = 20223401334094 and 20223401334103.

It is not an unprimeable number, because it can be changed into a prime (20223401334121) 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, 72746047826 + ... + 72746048103.

It is an arithmetic number, because the mean of its divisors is an integer number (5092223357550).

Almost surely, 2^{20223401334131} is an apocalyptic number.

20223401334131 is a deficient number, since it is larger than the sum of its proper divisors (145492096069).

20223401334131 is a wasteful number, since it uses less digits than its factorization.

20223401334131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145492096068.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 20223401334131 its reverse (13143310432202), we get a palindrome (33366711766333).

The spelling of 20223401334131 in words is "twenty trillion, two hundred twenty-three billion, four hundred one million, three hundred thirty-four thousand, one hundred thirty-one".