223310120220131 has 4 divisors (see below), whose sum is σ = 255211565965872. Its totient is φ = 191408674474392.

The previous prime is 223310120220113. The next prime is 223310120220149. The reversal of 223310120220131 is 131022021013322.

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

It is an interprime number because it is at equal distance from previous prime (223310120220113) and next prime (223310120220149).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223310120220131 is a prime.

It is a super-2 number, since 2×223310120220131² (a number of 29 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 = 223310120220097 and 223310120220106.

It is not an unprimeable number, because it can be changed into a prime (223310120220331) 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, 15950722872860 + ... + 15950722872873.

It is an arithmetic number, because the mean of its divisors is an integer number (63802891491468).

Almost surely, 2^{223310120220131} is an apocalyptic number.

223310120220131 is a deficient number, since it is larger than the sum of its proper divisors (31901445745741).

223310120220131 is an equidigital number, since it uses as much as digits as its factorization.

223310120220131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31901445745740.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 223310120220131 its reverse (131022021013322), we get a palindrome (354332141233453).

The spelling of 223310120220131 in words is "two hundred twenty-three trillion, three hundred ten billion, one hundred twenty million, two hundred twenty thousand, one hundred thirty-one".