2121120010022 has 16 divisors (see below), whose sum is σ = 3426643770480. Its totient is φ = 978915855072.

The previous prime is 2121120010003. The next prime is 2121120010057. The reversal of 2121120010022 is 2200100211212.

It is a junction number, because it is equal to n+sod(n) for n = 2121120009979 and 2121120010006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2193197 + ... + 3008712.

It is an arithmetic number, because the mean of its divisors is an integer number (214165235655).

Almost surely, 2^{2121120010022} is an apocalyptic number.

2121120010022 is a deficient number, since it is larger than the sum of its proper divisors (1305523760458).

2121120010022 is a wasteful number, since it uses less digits than its factorization.

2121120010022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5217607.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2121120010022 its reverse (2200100211212), we get a palindrome (4321220221234).

The spelling of 2121120010022 in words is "two trillion, one hundred twenty-one billion, one hundred twenty million, ten thousand, twenty-two".