120151227 has 16 divisors (see below), whose sum is σ = 183518720. Its totient is φ = 68496192.

The previous prime is 120151169. The next prime is 120151237. The reversal of 120151227 is 722151021.

It is not a de Polignac number, because 120151227 - 2⁸ = 120150971 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (120151237) 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, 2703 + ... + 15735.

It is an arithmetic number, because the mean of its divisors is an integer number (11469920).

Almost surely, 2^120151227 is an apocalyptic number.

120151227 is a deficient number, since it is larger than the sum of its proper divisors (63367493).

120151227 is a wasteful number, since it uses less digits than its factorization.

120151227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13482.

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 120151227 is about 10961.3515133856. The cubic root of 120151227 is about 493.4495266954.

The spelling of 120151227 in words is "one hundred twenty million, one hundred fifty-one thousand, two hundred twenty-seven".