10211220222122 has 32 divisors (see below), whose sum is σ = 17283005655552. Its totient is φ = 4498560081664.

The previous prime is 10211220222113. The next prime is 10211220222163. The reversal of 10211220222122 is 22122202211201.

It is a junction number, because it is equal to n+sod(n) for n = 10211220222094 and 10211220222103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138876293 + ... + 138949800.

It is an arithmetic number, because the mean of its divisors is an integer number (540093926736).

Almost surely, 2^{10211220222122} is an apocalyptic number.

10211220222122 is a deficient number, since it is larger than the sum of its proper divisors (7071785433430).

10211220222122 is a wasteful number, since it uses less digits than its factorization.

10211220222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277826182.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 10211220222122 its reverse (22122202211201), we get a palindrome (32333422433323).

The spelling of 10211220222122 in words is "ten trillion, two hundred eleven billion, two hundred twenty million, two hundred twenty-two thousand, one hundred twenty-two".