225053312221501 has 2 divisors, whose sum is σ = 225053312221502. Its totient is φ = 225053312221500.

The previous prime is 225053312221433. The next prime is 225053312221523. The reversal of 225053312221501 is 105122213350522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123072620316100 + 101980691905401 = 11093810^2 + 10098549^2 .

It is a cyclic number.

It is not a de Polignac number, because 225053312221501 - 2¹³ = 225053312213309 is a prime.

It is a super-2 number, since 2×225053312221501² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225053312221561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112526656110750 + 112526656110751.

It is an arithmetic number, because the mean of its divisors is an integer number (112526656110751).

Almost surely, 2^{225053312221501} is an apocalyptic number.

It is an amenable number.

225053312221501 is a deficient number, since it is larger than the sum of its proper divisors (1).

225053312221501 is an equidigital number, since it uses as much as digits as its factorization.

225053312221501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 225053312221501 in words is "two hundred twenty-five trillion, fifty-three billion, three hundred twelve million, two hundred twenty-one thousand, five hundred one".