12100542401 has 16 divisors (see below), whose sum is σ = 12387556800. Its totient is φ = 11816548800.

The previous prime is 12100542371. The next prime is 12100542463. The reversal of 12100542401 is 10424500121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12100542401 - 2²⁶ = 12033433537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12100542301) 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, 6680786 + ... + 6682596.

It is an arithmetic number, because the mean of its divisors is an integer number (774222300).

Almost surely, 2^12100542401 is an apocalyptic number.

It is an amenable number.

12100542401 is a deficient number, since it is larger than the sum of its proper divisors (287014399).

12100542401 is a wasteful number, since it uses less digits than its factorization.

12100542401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2560.

The product of its (nonzero) digits is 320, while the sum is 20.

The spelling of 12100542401 in words is "twelve billion, one hundred million, five hundred forty-two thousand, four hundred one".