1120312223031 has 4 divisors (see below), whose sum is σ = 1493749630712. Its totient is φ = 746874815352.

The previous prime is 1120312223029. The next prime is 1120312223071. The reversal of 1120312223031 is 1303222130211.

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

It is not a de Polignac number, because 1120312223031 - 2¹ = 1120312223029 is a prime.

It is a super-2 number, since 2×1120312223031² (a number of 25 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 = 1120312222989 and 1120312223007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120312223071) 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, 186718703836 + ... + 186718703841.

It is an arithmetic number, because the mean of its divisors is an integer number (373437407678).

Almost surely, 2^{1120312223031} is an apocalyptic number.

1120312223031 is a deficient number, since it is larger than the sum of its proper divisors (373437407681).

1120312223031 is an equidigital number, since it uses as much as digits as its factorization.

1120312223031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373437407680.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1120312223031 its reverse (1303222130211), we get a palindrome (2423534353242).

The spelling of 1120312223031 in words is "one trillion, one hundred twenty billion, three hundred twelve million, two hundred twenty-three thousand, thirty-one".