122001101986 has 8 divisors (see below), whose sum is σ = 184059466524. Its totient is φ = 60647946480.

The previous prime is 122001101983. The next prime is 122001101993. The reversal of 122001101986 is 689101100221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 115691818225 + 6309283761 = 340135^2 + 79431^2 .

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

It is not an unprimeable number, because it can be changed into a prime (122001101983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176301825 + ... + 176302516.

Almost surely, 2^122001101986 is an apocalyptic number.

122001101986 is a deficient number, since it is larger than the sum of its proper divisors (62058364538).

122001101986 is a wasteful number, since it uses less digits than its factorization.

122001101986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352604516.

The product of its (nonzero) digits is 1728, while the sum is 31.

The spelling of 122001101986 in words is "one hundred twenty-two billion, one million, one hundred one thousand, nine hundred eighty-six".