61161612022202 has 8 divisors (see below), whose sum is σ = 92999163486036. Its totient is φ = 30161890860192.

The previous prime is 61161612022187. The next prime is 61161612022211. The reversal of 61161612022202 is 20222021616116.

It can be written as a sum of positive squares in 2 ways, for example, as 61007831184001 + 153780838201 = 7810751^2 + 392149^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209457575273 + ... + 209457575564.

Almost surely, 2^{61161612022202} is an apocalyptic number.

61161612022202 is a deficient number, since it is larger than the sum of its proper divisors (31837551463834).

61161612022202 is a wasteful number, since it uses less digits than its factorization.

61161612022202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418915150912.

The product of its (nonzero) digits is 6912, while the sum is 32.

Adding to 61161612022202 its reverse (20222021616116), we get a palindrome (81383633638318).

The spelling of 61161612022202 in words is "sixty-one trillion, one hundred sixty-one billion, six hundred twelve million, twenty-two thousand, two hundred two".