120143450020011 has 64 divisors (see below), whose sum is σ = 186460085154816. Its totient is φ = 68004783718400.

The previous prime is 120143450019953. The next prime is 120143450020037. The reversal of 120143450020011 is 110020054341021.

It is not a de Polignac number, because 120143450020011 - 2⁹ = 120143450019499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120143450024011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36334321 + ... + 39502781.

It is an arithmetic number, because the mean of its divisors is an integer number (2913438830544).

Almost surely, 2^{120143450020011} is an apocalyptic number.

120143450020011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120143450020011 is a deficient number, since it is larger than the sum of its proper divisors (66316635134805).

120143450020011 is a wasteful number, since it uses less digits than its factorization.

120143450020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3169012.

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

The spelling of 120143450020011 in words is "one hundred twenty trillion, one hundred forty-three billion, four hundred fifty million, twenty thousand, eleven".