161196022 has 8 divisors (see below), whose sum is σ = 260393616. Its totient is φ = 74398152.

The previous prime is 161196011. The next prime is 161196059. The reversal of 161196022 is 220691161.

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

It is a congruent number.

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, 3099898 + ... + 3099949.

It is an arithmetic number, because the mean of its divisors is an integer number (32549202).

Almost surely, 2^161196022 is an apocalyptic number.

161196022 is a deficient number, since it is larger than the sum of its proper divisors (99197594).

161196022 is a wasteful number, since it uses less digits than its factorization.

161196022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6199862.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 161196022 is about 12696.2995396296. The cubic root of 161196022 is about 544.2328763446.

The spelling of 161196022 in words is "one hundred sixty-one million, one hundred ninety-six thousand, twenty-two".