131120022023 has 4 divisors (see below), whose sum is σ = 134663806440. Its totient is φ = 127576237608.

The previous prime is 131120021971. The next prime is 131120022107. The reversal of 131120022023 is 320220021131.

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 131120022023 - 2¹⁸ = 131119759879 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131120021992 and 131120022010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131120021023) 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, 1771892153 + ... + 1771892226.

It is an arithmetic number, because the mean of its divisors is an integer number (33665951610).

Almost surely, 2^131120022023 is an apocalyptic number.

131120022023 is a deficient number, since it is larger than the sum of its proper divisors (3543784417).

131120022023 is an equidigital number, since it uses as much as digits as its factorization.

131120022023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3543784416.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 131120022023 its reverse (320220021131), we get a palindrome (451340043154).

The spelling of 131120022023 in words is "one hundred thirty-one billion, one hundred twenty million, twenty-two thousand, twenty-three".