120100020121982 has 4 divisors (see below), whose sum is σ = 180150030182976. Its totient is φ = 60050010060990.

The previous prime is 120100020121967. The next prime is 120100020122029. The reversal of 120100020121982 is 289121020001021.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30025005030494 + ... + 30025005030497.

It is an arithmetic number, because the mean of its divisors is an integer number (45037507545744).

Almost surely, 2^{120100020121982} is an apocalyptic number.

120100020121982 is a deficient number, since it is larger than the sum of its proper divisors (60050010060994).

120100020121982 is an equidigital number, since it uses as much as digits as its factorization.

120100020121982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60050010060993.

The product of its (nonzero) digits is 1152, while the sum is 29.

The spelling of 120100020121982 in words is "one hundred twenty trillion, one hundred billion, twenty million, one hundred twenty-one thousand, nine hundred eighty-two".