1020012100983 has 6 divisors (see below), whose sum is σ = 1473350812544. Its totient is φ = 680008067316.

The previous prime is 1020012100973. The next prime is 1020012101027. The reversal of 1020012100983 is 3890012100201.

It is not a de Polignac number, because 1020012100983 - 2⁸ = 1020012100727 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 (1020012100963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56667338935 + ... + 56667338952.

Almost surely, 2^{1020012100983} is an apocalyptic number.

1020012100983 is a deficient number, since it is larger than the sum of its proper divisors (453338711561).

1020012100983 is a wasteful number, since it uses less digits than its factorization.

1020012100983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113334677893 (or 113334677890 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The spelling of 1020012100983 in words is "one trillion, twenty billion, twelve million, one hundred thousand, nine hundred eighty-three".