1101200131 has 16 divisors (see below), whose sum is σ = 1142208000. Its totient is φ = 1061121600.

The previous prime is 1101200123. The next prime is 1101200147. The reversal of 1101200131 is 1310021011.

It is a cyclic number.

It is not a de Polignac number, because 1101200131 - 2³ = 1101200123 is a prime.

It is a super-2 number, since 2×1101200131² = 2425283457028834322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101200101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 832951 + ... + 834271.

It is an arithmetic number, because the mean of its divisors is an integer number (71388000).

Almost surely, 2^1101200131 is an apocalyptic number.

1101200131 is a deficient number, since it is larger than the sum of its proper divisors (41007869).

1101200131 is a wasteful number, since it uses less digits than its factorization.

1101200131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1101200131 is about 33184.3356269189. The cubic root of 1101200131 is about 1032.6553945752.

Adding to 1101200131 its reverse (1310021011), we get a palindrome (2411221142).

The spelling of 1101200131 in words is "one billion, one hundred one million, two hundred thousand, one hundred thirty-one".