11801069331 has 8 divisors (see below), whose sum is σ = 15750769920. Its totient is φ = 7859374152.

The previous prime is 11801069311. The next prime is 11801069351. The reversal of 11801069331 is 13396010811.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11801069311) and next prime (11801069351).

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

It is not a de Polignac number, because 11801069331 - 2⁹ = 11801068819 is a prime.

It is a super-2 number, since 2×11801069331² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11801069292 and 11801069301.

It is not an unprimeable number, because it can be changed into a prime (11801069311) 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, 1997911 + ... + 2003808.

It is an arithmetic number, because the mean of its divisors is an integer number (1968846240).

Almost surely, 2^11801069331 is an apocalyptic number.

11801069331 is a deficient number, since it is larger than the sum of its proper divisors (3949700589).

11801069331 is an equidigital number, since it uses as much as digits as its factorization.

11801069331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4002705.

The product of its (nonzero) digits is 3888, while the sum is 33.

The spelling of 11801069331 in words is "eleven billion, eight hundred one million, sixty-nine thousand, three hundred thirty-one".