61100661102330 has 64 divisors (see below), whose sum is σ = 153063031339008. Its totient is φ = 15580439138880.

The previous prime is 61100661102287. The next prime is 61100661102359. The reversal of 61100661102330 is 3320116600116.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10919086 + ... + 15537945.

It is an arithmetic number, because the mean of its divisors is an integer number (2391609864672).

Almost surely, 2^{61100661102330} is an apocalyptic number.

61100661102330 is an abundant number, since it is smaller than the sum of its proper divisors (91962370236678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61100661102330 is a wasteful number, since it uses less digits than its factorization.

61100661102330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26460411.

The product of its (nonzero) digits is 3888, while the sum is 30.

Adding to 61100661102330 its reverse (3320116600116), we get a palindrome (64420777702446).

The spelling of 61100661102330 in words is "sixty-one trillion, one hundred billion, six hundred sixty-one million, one hundred two thousand, three hundred thirty".