1120122147 has 32 divisors (see below), whose sum is σ = 1554364672. Its totient is φ = 717133824.

The previous prime is 1120122137. The next prime is 1120122151. The reversal of 1120122147 is 7412210211.

It is not a de Polignac number, because 1120122147 - 2⁷ = 1120122019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1120122137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1422888 + ... + 1423674.

It is an arithmetic number, because the mean of its divisors is an integer number (48573896).

Almost surely, 2^1120122147 is an apocalyptic number.

1120122147 is a deficient number, since it is larger than the sum of its proper divisors (434242525).

1120122147 is an equidigital number, since it uses as much as digits as its factorization.

1120122147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027.

The product of its (nonzero) digits is 224, while the sum is 21.

The square root of 1120122147 is about 33468.2259314712. The cubic root of 1120122147 is about 1038.5365718298.

Adding to 1120122147 its reverse (7412210211), we get a palindrome (8532332358).

The spelling of 1120122147 in words is "one billion, one hundred twenty million, one hundred twenty-two thousand, one hundred forty-seven".