1022520623741 has 2 divisors, whose sum is σ = 1022520623742. Its totient is φ = 1022520623740.

The previous prime is 1022520623717. The next prime is 1022520623753. The reversal of 1022520623741 is 1473260252201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 942541955716 + 79978668025 = 970846^2 + 282805^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022520623741 - 2²⁶ = 1022453514877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022520623941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511260311870 + 511260311871.

It is an arithmetic number, because the mean of its divisors is an integer number (511260311871).

Almost surely, 2^{1022520623741} is an apocalyptic number.

It is an amenable number.

1022520623741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022520623741 is an equidigital number, since it uses as much as digits as its factorization.

1022520623741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 35.

Adding to 1022520623741 its reverse (1473260252201), we get a palindrome (2495780875942).

The spelling of 1022520623741 in words is "one trillion, twenty-two billion, five hundred twenty million, six hundred twenty-three thousand, seven hundred forty-one".