22021012200122 has 128 divisors (see below), whose sum is σ = 37634457907200. Its totient is φ = 9650810707200.

The previous prime is 22021012200113. The next prime is 22021012200139. The reversal of 22021012200122 is 22100221012022.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22021012200122.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3647671688 + ... + 3647677724.

It is an arithmetic number, because the mean of its divisors is an integer number (294019202400).

Almost surely, 2^{22021012200122} is an apocalyptic number.

22021012200122 is a deficient number, since it is larger than the sum of its proper divisors (15613445707078).

22021012200122 is a wasteful number, since it uses less digits than its factorization.

22021012200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6609 (or 6583 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22021012200122 its reverse (22100221012022), we get a palindrome (44121233212144).

The spelling of 22021012200122 in words is "twenty-two trillion, twenty-one billion, twelve million, two hundred thousand, one hundred twenty-two".