1122001022122 has 8 divisors (see below), whose sum is σ = 1741036068900. Its totient is φ = 541655665824.

The previous prime is 1122001022099. The next prime is 1122001022137. The reversal of 1122001022122 is 2212201002211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1076217433281 + 45783588841 = 1037409^2 + 213971^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1122001022096 and 1122001022105.

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, 9672422547 + ... + 9672422662.

Almost surely, 2^{1122001022122} is an apocalyptic number.

1122001022122 is a deficient number, since it is larger than the sum of its proper divisors (619035046778).

1122001022122 is a wasteful number, since it uses less digits than its factorization.

1122001022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19344845240.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1122001022122 its reverse (2212201002211), we get a palindrome (3334202024333).

The spelling of 1122001022122 in words is "one trillion, one hundred twenty-two billion, one million, twenty-two thousand, one hundred twenty-two".