112002020122 has 4 divisors (see below), whose sum is σ = 168003030186. Its totient is φ = 56001010060.

The previous prime is 112002020099. The next prime is 112002020161. The reversal of 112002020122 is 221020200211.

It is a happy number.

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., 91561313281 + 20440706841 = 302591^2 + 142971^2 .

It is a super-2 number, since 2×112002020122² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28000505029 + ... + 28000505032.

Almost surely, 2^112002020122 is an apocalyptic number.

112002020122 is a deficient number, since it is larger than the sum of its proper divisors (56001010064).

112002020122 is an equidigital number, since it uses as much as digits as its factorization.

112002020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56001010063.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 112002020122 its reverse (221020200211), we get a palindrome (333022220333).

The spelling of 112002020122 in words is "one hundred twelve billion, two million, twenty thousand, one hundred twenty-two".