120401101202009 has 16 divisors (see below), whose sum is σ = 120679536023424. Its totient is φ = 120123094665600.

The previous prime is 120401101202003. The next prime is 120401101202023. The reversal of 120401101202009 is 900202101104021.

It is a cyclic number.

It is not a de Polignac number, because 120401101202009 - 2³² = 120396806234713 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120401101202003) 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, 2310004469 + ... + 2310056589.

It is an arithmetic number, because the mean of its divisors is an integer number (7542471001464).

Almost surely, 2^{120401101202009} is an apocalyptic number.

It is an amenable number.

120401101202009 is a deficient number, since it is larger than the sum of its proper divisors (278434821415).

120401101202009 is a wasteful number, since it uses less digits than its factorization.

120401101202009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56128.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 120401101202009 in words is "one hundred twenty trillion, four hundred one billion, one hundred one million, two hundred two thousand, nine".