1102201131 has 12 divisors (see below), whose sum is σ = 1494103416. Its totient is φ = 722747520.

The previous prime is 1102201117. The next prime is 1102201157. The reversal of 1102201131 is 1311022011.

It is not a de Polignac number, because 1102201131 - 2⁵ = 1102201099 is a prime.

It is a super-2 number, since 2×1102201131² = 2429694666355358322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1102201181) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38206 + ... + 60531.

It is an arithmetic number, because the mean of its divisors is an integer number (124508618).

Almost surely, 2^1102201131 is an apocalyptic number.

1102201131 is a deficient number, since it is larger than the sum of its proper divisors (391902285).

1102201131 is an frugal number, since it uses more digits than its factorization.

1102201131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98862 (or 98801 counting only the distinct ones).

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

The square root of 1102201131 is about 33199.4146183333. The cubic root of 1102201131 is about 1032.9681972374.

Adding to 1102201131 its reverse (1311022011), we get a palindrome (2413223142).

The spelling of 1102201131 in words is "one billion, one hundred two million, two hundred one thousand, one hundred thirty-one".