1161156110102 has 4 divisors (see below), whose sum is σ = 1741734165156. Its totient is φ = 580578055050.

The previous prime is 1161156110099. The next prime is 1161156110113. The reversal of 1161156110102 is 2010116511611.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 290289027524 + ... + 290289027527.

It is an arithmetic number, because the mean of its divisors is an integer number (435433541289).

Almost surely, 2^{1161156110102} is an apocalyptic number.

1161156110102 is a deficient number, since it is larger than the sum of its proper divisors (580578055054).

1161156110102 is an equidigital number, since it uses as much as digits as its factorization.

1161156110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580578055053.

The product of its (nonzero) digits is 360, while the sum is 26.

The spelling of 1161156110102 in words is "one trillion, one hundred sixty-one billion, one hundred fifty-six million, one hundred ten thousand, one hundred two".