21000201102119 has 4 divisors (see below), whose sum is σ = 21004716308040. Its totient is φ = 20995685896200.

The previous prime is 21000201102107. The next prime is 21000201102137. The reversal of 21000201102119 is 91120110200012.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21000201102119 is a prime.

It is a super-2 number, since 2×21000201102119² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 21000201102119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21000201102149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2257595984 + ... + 2257605285.

It is an arithmetic number, because the mean of its divisors is an integer number (5251179077010).

Almost surely, 2^{21000201102119} is an apocalyptic number.

21000201102119 is a deficient number, since it is larger than the sum of its proper divisors (4515205921).

21000201102119 is an equidigital number, since it uses as much as digits as its factorization.

21000201102119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4515205920.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 21000201102119 in words is "twenty-one trillion, two hundred one million, one hundred two thousand, one hundred nineteen".