10121002200019 has 2 divisors, whose sum is σ = 10121002200020. Its totient is φ = 10121002200018.

The previous prime is 10121002199993. The next prime is 10121002200097. The reversal of 10121002200019 is 91000220012101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10121002200019 - 2¹³ = 10121002191827 is a prime.

It is a super-2 number, since 2×10121002200019² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10121002199969 and 10121002200005.

It is not a weakly prime, because it can be changed into another prime (10121002200119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060501100009 + 5060501100010.

It is an arithmetic number, because the mean of its divisors is an integer number (5060501100010).

Almost surely, 2^{10121002200019} is an apocalyptic number.

10121002200019 is a deficient number, since it is larger than the sum of its proper divisors (1).

10121002200019 is an equidigital number, since it uses as much as digits as its factorization.

10121002200019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 10121002200019 in words is "ten trillion, one hundred twenty-one billion, two million, two hundred thousand, nineteen".