2100992001 has 8 divisors (see below), whose sum is σ = 2829058944. Its totient is φ = 1386793200.

The previous prime is 2100991999. The next prime is 2100992011. The reversal of 2100992001 is 1002990012.

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

It is not a de Polignac number, because 2100992001 - 2¹ = 2100991999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2100992011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3466681 + ... + 3467286.

It is an arithmetic number, because the mean of its divisors is an integer number (353632368).

Almost surely, 2^2100992001 is an apocalyptic number.

It is an amenable number.

2100992001 is a deficient number, since it is larger than the sum of its proper divisors (728066943).

2100992001 is a wasteful number, since it uses less digits than its factorization.

2100992001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6934071.

The product of its (nonzero) digits is 324, while the sum is 24.

The square root of 2100992001 is about 45836.5792899077. The cubic root of 2100992001 is about 1280.7807738505.

The spelling of 2100992001 in words is "two billion, one hundred million, nine hundred ninety-two thousand, one".