223870155007 has 2 divisors, whose sum is σ = 223870155008. Its totient is φ = 223870155006.

The previous prime is 223870154971. The next prime is 223870155107. The reversal of 223870155007 is 700551078322.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223870155007 - 2²³ = 223861766399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223870155107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111935077503 + 111935077504.

It is an arithmetic number, because the mean of its divisors is an integer number (111935077504).

Almost surely, 2^223870155007 is an apocalyptic number.

223870155007 is a deficient number, since it is larger than the sum of its proper divisors (1).

223870155007 is an equidigital number, since it uses as much as digits as its factorization.

223870155007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 117600, while the sum is 40.

The spelling of 223870155007 in words is "two hundred twenty-three billion, eight hundred seventy million, one hundred fifty-five thousand, seven".