2100202001019 has 16 divisors (see below), whose sum is σ = 3112675785600. Its totient is φ = 1399565231208.

The previous prime is 2100202000951. The next prime is 2100202001021. The reversal of 2100202001019 is 9101002020012.

It is not a de Polignac number, because 2100202001019 - 2¹³ = 2100201992827 is a prime.

It is a super-2 number, since 2×2100202001019² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2100202000992 and 2100202001010.

It is not an unprimeable number, because it can be changed into a prime (2100202001059) 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, 15750049 + ... + 15882834.

It is an arithmetic number, because the mean of its divisors is an integer number (194542236600).

Almost surely, 2^{2100202001019} is an apocalyptic number.

2100202001019 is a deficient number, since it is larger than the sum of its proper divisors (1012473784581).

2100202001019 is a wasteful number, since it uses less digits than its factorization.

2100202001019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31635351 (or 31635345 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 2100202001019 in words is "two trillion, one hundred billion, two hundred two million, one thousand, nineteen".