1020100101994 has 8 divisors (see below), whose sum is σ = 1582913951460. Its totient is φ = 492462118176.

The previous prime is 1020100101953. The next prime is 1020100102033. The reversal of 1020100101994 is 4991010010201.

1020100101994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1012613526369 + 7486575625 = 1006287^2 + 86525^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8793966339 + ... + 8793966454.

Almost surely, 2^{1020100101994} is an apocalyptic number.

1020100101994 is a deficient number, since it is larger than the sum of its proper divisors (562813849466).

1020100101994 is a wasteful number, since it uses less digits than its factorization.

1020100101994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17587932824.

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 1020100101994 in words is "one trillion, twenty billion, one hundred million, one hundred one thousand, nine hundred ninety-four".