1001122102222 has 96 divisors (see below), whose sum is σ = 1760799946752. Its totient is φ = 425862360000.

The previous prime is 1001122102219. The next prime is 1001122102231. The reversal of 1001122102222 is 2222012211001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1001122102196 and 1001122102205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32565823 + ... + 32596549.

It is an arithmetic number, because the mean of its divisors is an integer number (18341666112).

Almost surely, 2^{1001122102222} is an apocalyptic number.

1001122102222 is a deficient number, since it is larger than the sum of its proper divisors (759677844530).

1001122102222 is a wasteful number, since it uses less digits than its factorization.

1001122102222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30926 (or 30915 counting only the distinct ones).

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

Adding to 1001122102222 its reverse (2222012211001), we get a palindrome (3223134313223).

The spelling of 1001122102222 in words is "one trillion, one billion, one hundred twenty-two million, one hundred two thousand, two hundred twenty-two".