1021122200122 has 8 divisors (see below), whose sum is σ = 1531797211872. Its totient is φ = 510523129500.

The previous prime is 1021122200117. The next prime is 1021122200159. The reversal of 1021122200122 is 2210022211201.

It is a happy number.

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 = 1021122200096 and 1021122200105.

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, 18951654 + ... + 19005457.

It is an arithmetic number, because the mean of its divisors is an integer number (191474651484).

Almost surely, 2^{1021122200122} is an apocalyptic number.

1021122200122 is a deficient number, since it is larger than the sum of its proper divisors (510675011750).

1021122200122 is a wasteful number, since it uses less digits than its factorization.

1021122200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37970564.

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

Adding to 1021122200122 its reverse (2210022211201), we get a palindrome (3231144411323).

The spelling of 1021122200122 in words is "one trillion, twenty-one billion, one hundred twenty-two million, two hundred thousand, one hundred twenty-two".