120451123401 has 32 divisors (see below), whose sum is σ = 185661745920. Its totient is φ = 68035731456.

The previous prime is 120451123369. The next prime is 120451123411. The reversal of 120451123401 is 104321154021.

It is not a de Polignac number, because 120451123401 - 2⁵ = 120451123369 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120451123411) 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, 8210665 + ... + 8225321.

It is an arithmetic number, because the mean of its divisors is an integer number (5801929560).

Almost surely, 2^120451123401 is an apocalyptic number.

It is an amenable number.

120451123401 is a deficient number, since it is larger than the sum of its proper divisors (65210622519).

120451123401 is a wasteful number, since it uses less digits than its factorization.

120451123401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19153.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 120451123401 its reverse (104321154021), we get a palindrome (224772277422).

The spelling of 120451123401 in words is "one hundred twenty billion, four hundred fifty-one million, one hundred twenty-three thousand, four hundred one".