1102401331 has 4 divisors (see below), whose sum is σ = 1140415200. Its totient is φ = 1064387464.

The previous prime is 1102401319. The next prime is 1102401341. The reversal of 1102401331 is 1331042011.

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

It is not a de Polignac number, because 1102401331 - 2¹⁵ = 1102368563 is a prime.

It is a super-2 number, since 2×1102401331² = 2430577389181143122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102401301) 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, 19006891 + ... + 19006948.

It is an arithmetic number, because the mean of its divisors is an integer number (285103800).

Almost surely, 2^1102401331 is an apocalyptic number.

1102401331 is a deficient number, since it is larger than the sum of its proper divisors (38013869).

1102401331 is an equidigital number, since it uses as much as digits as its factorization.

1102401331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38013868.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1102401331 is about 33202.4295948354. The cubic root of 1102401331 is about 1033.0307350410.

Adding to 1102401331 its reverse (1331042011), we get a palindrome (2433443342).

The spelling of 1102401331 in words is "one billion, one hundred two million, four hundred one thousand, three hundred thirty-one".