1102133231 has 4 divisors (see below), whose sum is σ = 1105203600. Its totient is φ = 1099062864.

The previous prime is 1102133189. The next prime is 1102133281. The reversal of 1102133231 is 1323312011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1102133231 - 2⁶ = 1102133167 is a prime.

It is a super-2 number, since 2×1102133231² = 2429395317748998722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102133281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1534646 + ... + 1535363.

It is an arithmetic number, because the mean of its divisors is an integer number (276300900).

Almost surely, 2^1102133231 is an apocalyptic number.

1102133231 is a deficient number, since it is larger than the sum of its proper divisors (3070369).

1102133231 is an equidigital number, since it uses as much as digits as its factorization.

1102133231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3070368.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1102133231 is about 33198.3919941915. The cubic root of 1102133231 is about 1032.9469851437.

Adding to 1102133231 its reverse (1323312011), we get a palindrome (2425445242).

The spelling of 1102133231 in words is "one billion, one hundred two million, one hundred thirty-three thousand, two hundred thirty-one".