161102249122 has 8 divisors (see below), whose sum is σ = 252160042176. Its totient is φ = 77048901732.

The previous prime is 161102249111. The next prime is 161102249149. The reversal of 161102249122 is 221942201161.

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, 1751111358 + ... + 1751111449.

It is an arithmetic number, because the mean of its divisors is an integer number (31520005272).

Almost surely, 2^161102249122 is an apocalyptic number.

161102249122 is a deficient number, since it is larger than the sum of its proper divisors (91057793054).

161102249122 is a wasteful number, since it uses less digits than its factorization.

161102249122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3502222832.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 161102249122 in words is "one hundred sixty-one billion, one hundred two million, two hundred forty-nine thousand, one hundred twenty-two".