224001021013291 has 2 divisors, whose sum is σ = 224001021013292. Its totient is φ = 224001021013290.

The previous prime is 224001021013283. The next prime is 224001021013423. The reversal of 224001021013291 is 192310120100422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 224001021013291 - 2³ = 224001021013283 is a prime.

It is a super-2 number, since 2×224001021013291² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (224001021013261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112000510506645 + 112000510506646.

It is an arithmetic number, because the mean of its divisors is an integer number (112000510506646).

Almost surely, 2^{224001021013291} is an apocalyptic number.

224001021013291 is a deficient number, since it is larger than the sum of its proper divisors (1).

224001021013291 is an equidigital number, since it uses as much as digits as its factorization.

224001021013291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 224001021013291 in words is "two hundred twenty-four trillion, one billion, twenty-one million, thirteen thousand, two hundred ninety-one".