120002141243021 has 32 divisors (see below), whose sum is σ = 128680887582720. Its totient is φ = 111657715646400.

The previous prime is 120002141242979. The next prime is 120002141243069. The reversal of 120002141243021 is 120342141200021.

It is a cyclic number.

It is not a de Polignac number, because 120002141243021 - 2⁶ = 120002141242957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120002141240021) 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, 629536436 + ... + 629727026.

It is an arithmetic number, because the mean of its divisors is an integer number (4021277736960).

Almost surely, 2^{120002141243021} is an apocalyptic number.

It is an amenable number.

120002141243021 is a deficient number, since it is larger than the sum of its proper divisors (8678746339699).

120002141243021 is a wasteful number, since it uses less digits than its factorization.

120002141243021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193577.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 120002141243021 its reverse (120342141200021), we get a palindrome (240344282443042).

The spelling of 120002141243021 in words is "one hundred twenty trillion, two billion, one hundred forty-one million, two hundred forty-three thousand, twenty-one".