2002221419923 has 2 divisors, whose sum is σ = 2002221419924. Its totient is φ = 2002221419922.

The previous prime is 2002221419903. The next prime is 2002221420007. The reversal of 2002221419923 is 3299141222002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2002221419923 - 2¹³ = 2002221411731 is a prime.

It is a super-2 number, since 2×2002221419923² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2002221419903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001110709961 + 1001110709962.

It is an arithmetic number, because the mean of its divisors is an integer number (1001110709962).

Almost surely, 2^{2002221419923} is an apocalyptic number.

2002221419923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002221419923 is an equidigital number, since it uses as much as digits as its factorization.

2002221419923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 2002221419923 in words is "two trillion, two billion, two hundred twenty-one million, four hundred nineteen thousand, nine hundred twenty-three".