21607061011522 has 16 divisors (see below), whose sum is σ = 37400294236032. Its totient is φ = 9170264450880.

The previous prime is 21607061011513. The next prime is 21607061011561. The reversal of 21607061011522 is 22511016070612.

It is a super-2 number, since 2×21607061011522² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7492044679 + ... + 7492047562.

It is an arithmetic number, because the mean of its divisors is an integer number (2337518389752).

Almost surely, 2^{21607061011522} is an apocalyptic number.

21607061011522 is a deficient number, since it is larger than the sum of its proper divisors (15793233224510).

21607061011522 is a wasteful number, since it uses less digits than its factorization.

21607061011522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14984092353.

The product of its (nonzero) digits is 10080, while the sum is 34.

The spelling of 21607061011522 in words is "twenty-one trillion, six hundred seven billion, sixty-one million, eleven thousand, five hundred twenty-two".