60221513311 has 2 divisors, whose sum is σ = 60221513312. Its totient is φ = 60221513310.

The previous prime is 60221513293. The next prime is 60221513347. The reversal of 60221513311 is 11331512206.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 60221513311 - 2²³ = 60213124703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60221513351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30110756655 + 30110756656.

It is an arithmetic number, because the mean of its divisors is an integer number (30110756656).

Almost surely, 2^60221513311 is an apocalyptic number.

60221513311 is a deficient number, since it is larger than the sum of its proper divisors (1).

60221513311 is an equidigital number, since it uses as much as digits as its factorization.

60221513311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The spelling of 60221513311 in words is "sixty billion, two hundred twenty-one million, five hundred thirteen thousand, three hundred eleven".