101606122 has 4 divisors (see below), whose sum is σ = 152409186. Its totient is φ = 50803060.

The previous prime is 101606117. The next prime is 101606123. The reversal of 101606122 is 221606101.

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

It can be written as a sum of positive squares in only one way, i.e., 101586241 + 19881 = 10079^2 + 141^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 101606122.

It is not an unprimeable number, because it can be changed into a prime (101606123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25401529 + ... + 25401532.

Almost surely, 2^101606122 is an apocalyptic number.

101606122 is a deficient number, since it is larger than the sum of its proper divisors (50803064).

101606122 is an equidigital number, since it uses as much as digits as its factorization.

101606122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50803063.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 101606122 is about 10079.9862103080. The cubic root of 101606122 is about 466.6306828263.

The spelling of 101606122 in words is "one hundred one million, six hundred six thousand, one hundred twenty-two".