61522208222 has 8 divisors (see below), whose sum is σ = 95260193472. Its totient is φ = 29768810400.

The previous prime is 61522208219. The next prime is 61522208227. The reversal of 61522208222 is 22280222516.

61522208222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×61522208222² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61522208227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496146779 + ... + 496146902.

It is an arithmetic number, because the mean of its divisors is an integer number (11907524184).

Almost surely, 2^61522208222 is an apocalyptic number.

61522208222 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

61522208222 is a deficient number, since it is larger than the sum of its proper divisors (33737985250).

61522208222 is a wasteful number, since it uses less digits than its factorization.

61522208222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992293714.

The product of its (nonzero) digits is 15360, while the sum is 32.

The spelling of 61522208222 in words is "sixty-one billion, five hundred twenty-two million, two hundred eight thousand, two hundred twenty-two".