1120213131 has 8 divisors (see below), whose sum is σ = 1545121680. Its totient is φ = 721056672.

The previous prime is 1120213103. The next prime is 1120213169. The reversal of 1120213131 is 1313120211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1120213131 - 2¹¹ = 1120211083 is a prime.

It is a super-2 number, since 2×1120213131² = 2509754917729646322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1120213131.

It is not an unprimeable number, because it can be changed into a prime (1120213231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6437920 + ... + 6438093.

It is an arithmetic number, because the mean of its divisors is an integer number (193140210).

Almost surely, 2^1120213131 is an apocalyptic number.

1120213131 is a deficient number, since it is larger than the sum of its proper divisors (424908549).

1120213131 is a wasteful number, since it uses less digits than its factorization.

1120213131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12876045.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1120213131 is about 33469.5851632493. The cubic root of 1120213131 is about 1038.5646900886.

Adding to 1120213131 its reverse (1313120211), we get a palindrome (2433333342).

The spelling of 1120213131 in words is "one billion, one hundred twenty million, two hundred thirteen thousand, one hundred thirty-one".