120987982283311 has 16 divisors (see below), whose sum is σ = 142150409644320. Its totient is φ = 101520746593920.

The previous prime is 120987982283293. The next prime is 120987982283339. The reversal of 120987982283311 is 113382289789021.

It is a cyclic number.

It is not a de Polignac number, because 120987982283311 - 2⁷ = 120987982283183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120987982283381) 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, 29882440 + ... + 33688813.

It is an arithmetic number, because the mean of its divisors is an integer number (8884400602770).

Almost surely, 2^{120987982283311} is an apocalyptic number.

120987982283311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120987982283311 is a deficient number, since it is larger than the sum of its proper divisors (21162427361009).

120987982283311 is a wasteful number, since it uses less digits than its factorization.

120987982283311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63584586.

The product of its (nonzero) digits is 20901888, while the sum is 64.

The spelling of 120987982283311 in words is "one hundred twenty trillion, nine hundred eighty-seven billion, nine hundred eighty-two million, two hundred eighty-three thousand, three hundred eleven".