222556425037 has 2 divisors, whose sum is σ = 222556425038. Its totient is φ = 222556425036.

The previous prime is 222556425031. The next prime is 222556425053. The reversal of 222556425037 is 730524655222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 163562816041 + 58993608996 = 404429^2 + 242886^2 .

It is a cyclic number.

It is not a de Polignac number, because 222556425037 - 2²³ = 222548036429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222556424984 and 222556425002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222556425031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111278212518 + 111278212519.

It is an arithmetic number, because the mean of its divisors is an integer number (111278212519).

Almost surely, 2^222556425037 is an apocalyptic number.

It is an amenable number.

222556425037 is a deficient number, since it is larger than the sum of its proper divisors (1).

222556425037 is an equidigital number, since it uses as much as digits as its factorization.

222556425037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008000, while the sum is 43.

The spelling of 222556425037 in words is "two hundred twenty-two billion, five hundred fifty-six million, four hundred twenty-five thousand, thirty-seven".