2002321100019 has 24 divisors (see below), whose sum is σ = 2754301777920. Its totient is φ = 1293863763744.

The previous prime is 2002321100009. The next prime is 2002321100029. The reversal of 2002321100019 is 9100011232002.

It is an interprime number because it is at equal distance from previous prime (2002321100009) and next prime (2002321100029).

It is not a de Polignac number, because 2002321100019 - 2¹¹ = 2002321097971 is a prime.

It is a super-2 number, since 2×2002321100019² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2002321099968 and 2002321100004.

It is not an unprimeable number, because it can be changed into a prime (2002321100009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153262 + ... + 2007020.

It is an arithmetic number, because the mean of its divisors is an integer number (114762574080).

Almost surely, 2^{2002321100019} is an apocalyptic number.

2002321100019 is a deficient number, since it is larger than the sum of its proper divisors (751980677901).

2002321100019 is a wasteful number, since it uses less digits than its factorization.

2002321100019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1854099 (or 1854062 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The spelling of 2002321100019 in words is "two trillion, two billion, three hundred twenty-one million, one hundred thousand, nineteen".