1102120131 has 16 divisors (see below), whose sum is σ = 1688129024. Its totient is φ = 626517504.

The previous prime is 1102120093. The next prime is 1102120157. The reversal of 1102120131 is 1310212011.

It is not a de Polignac number, because 1102120131 - 2⁶ = 1102120067 is a prime.

It is a super-2 number, since 2×1102120131² = 2429337566310914322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102124131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131911 + ... + 140016.

It is an arithmetic number, because the mean of its divisors is an integer number (105508064).

Almost surely, 2^1102120131 is an apocalyptic number.

1102120131 is a deficient number, since it is larger than the sum of its proper divisors (586008893).

1102120131 is a wasteful number, since it uses less digits than its factorization.

1102120131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272130.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1102120131 is about 33198.1946948927. The cubic root of 1102120131 is about 1032.9428925777.

Adding to 1102120131 its reverse (1310212011), we get a palindrome (2412332142).

The spelling of 1102120131 in words is "one billion, one hundred two million, one hundred twenty thousand, one hundred thirty-one".