11801272270 has 8 divisors (see below), whose sum is σ = 21242290104. Its totient is φ = 4720508904.

The previous prime is 11801272261. The next prime is 11801272283. The reversal of 11801272270 is 7227210811.

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

It is a super-3 number, since 3×11801272270³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 590063604 + ... + 590063623.

It is an arithmetic number, because the mean of its divisors is an integer number (2655286263).

Almost surely, 2^11801272270 is an apocalyptic number.

11801272270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11801272270 is a deficient number, since it is larger than the sum of its proper divisors (9441017834).

11801272270 is a wasteful number, since it uses less digits than its factorization.

11801272270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180127234.

The product of its (nonzero) digits is 3136, while the sum is 31.

The spelling of 11801272270 in words is "eleven billion, eight hundred one million, two hundred seventy-two thousand, two hundred seventy".