120005444427 has 32 divisors (see below), whose sum is σ = 178835247360. Its totient is φ = 70950673920.

The previous prime is 120005444411. The next prime is 120005444443. The reversal of 120005444427 is 724444500021.

It is an interprime number because it is at equal distance from previous prime (120005444411) and next prime (120005444443).

It is not a de Polignac number, because 120005444427 - 2⁴ = 120005444411 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (120005444927) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1095703 + ... + 1200239.

It is an arithmetic number, because the mean of its divisors is an integer number (5588601480).

Almost surely, 2^120005444427 is an apocalyptic number.

120005444427 is a deficient number, since it is larger than the sum of its proper divisors (58829802933).

120005444427 is a wasteful number, since it uses less digits than its factorization.

120005444427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105403.

The product of its (nonzero) digits is 35840, while the sum is 33.

Adding to 120005444427 its reverse (724444500021), we get a palindrome (844449944448).

The spelling of 120005444427 in words is "one hundred twenty billion, five million, four hundred forty-four thousand, four hundred twenty-seven".