220451223010049 has 2 divisors, whose sum is σ = 220451223010050. Its totient is φ = 220451223010048.

The previous prime is 220451223009971. The next prime is 220451223010099. The reversal of 220451223010049 is 940010322154022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129973839968449 + 90477383041600 = 11400607^2 + 9511960^2 .

It is a cyclic number.

It is not a de Polignac number, because 220451223010049 - 2²⁴ = 220451206232833 is a prime.

It is not a weakly prime, because it can be changed into another prime (220451223010099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110225611505024 + 110225611505025.

It is an arithmetic number, because the mean of its divisors is an integer number (110225611505025).

Almost surely, 2^{220451223010049} is an apocalyptic number.

It is an amenable number.

220451223010049 is a deficient number, since it is larger than the sum of its proper divisors (1).

220451223010049 is an equidigital number, since it uses as much as digits as its factorization.

220451223010049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 220451223010049 in words is "two hundred twenty trillion, four hundred fifty-one billion, two hundred twenty-three million, ten thousand, forty-nine".