2002223109451 has 2 divisors, whose sum is σ = 2002223109452. Its totient is φ = 2002223109450.

The previous prime is 2002223109449. The next prime is 2002223109457. The reversal of 2002223109451 is 1549013222002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2002223109451 - 2¹ = 2002223109449 is a prime.

It is a super-2 number, since 2×2002223109451² (a number of 25 digits) contains 22 as substring.

Together with 2002223109449, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2002223109457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001111554725 + 1001111554726.

It is an arithmetic number, because the mean of its divisors is an integer number (1001111554726).

Almost surely, 2^{2002223109451} is an apocalyptic number.

2002223109451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002223109451 is an equidigital number, since it uses as much as digits as its factorization.

2002223109451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 2002223109451 in words is "two trillion, two billion, two hundred twenty-three million, one hundred nine thousand, four hundred fifty-one".