1120423332431 has 4 divisors (see below), whose sum is σ = 1206609742632. Its totient is φ = 1034236922232.

The previous prime is 1120423332403. The next prime is 1120423332461. The reversal of 1120423332431 is 1342333240211.

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 1120423332431 - 2²² = 1120419138127 is a prime.

It is a super-2 number, since 2×1120423332431² (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 = 1120423332394 and 1120423332403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120423332401) 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, 43093205081 + ... + 43093205106.

It is an arithmetic number, because the mean of its divisors is an integer number (301652435658).

Almost surely, 2^{1120423332431} is an apocalyptic number.

1120423332431 is a deficient number, since it is larger than the sum of its proper divisors (86186410201).

1120423332431 is an equidigital number, since it uses as much as digits as its factorization.

1120423332431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86186410200.

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

Adding to 1120423332431 its reverse (1342333240211), we get a palindrome (2462756572642).

The spelling of 1120423332431 in words is "one trillion, one hundred twenty billion, four hundred twenty-three million, three hundred thirty-two thousand, four hundred thirty-one".