2220751434641 has 2 divisors, whose sum is σ = 2220751434642. Its totient is φ = 2220751434640.

The previous prime is 2220751434589. The next prime is 2220751434647. The reversal of 2220751434641 is 1464341570222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2219864586241 + 886848400 = 1489921^2 + 29780^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2220751434641 is a prime.

It is not a weakly prime, because it can be changed into another prime (2220751434647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110375717320 + 1110375717321.

It is an arithmetic number, because the mean of its divisors is an integer number (1110375717321).

Almost surely, 2^{2220751434641} is an apocalyptic number.

It is an amenable number.

2220751434641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220751434641 is an equidigital number, since it uses as much as digits as its factorization.

2220751434641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 2220751434641 in words is "two trillion, two hundred twenty billion, seven hundred fifty-one million, four hundred thirty-four thousand, six hundred forty-one".