20121333100222 has 16 divisors (see below), whose sum is σ = 30244081950720. Its totient is φ = 10039986002808.

The previous prime is 20121333100217. The next prime is 20121333100301. The reversal of 20121333100222 is 22200133312102.

It is a junction number, because it is equal to n+sod(n) for n = 20121333100193 and 20121333100202.

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, 416022 + ... + 6357337.

It is an arithmetic number, because the mean of its divisors is an integer number (1890255121920).

Almost surely, 2^{20121333100222} is an apocalyptic number.

20121333100222 is a deficient number, since it is larger than the sum of its proper divisors (10122748850498).

20121333100222 is a wasteful number, since it uses less digits than its factorization.

20121333100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6776415.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20121333100222 its reverse (22200133312102), we get a palindrome (42321466412324).

The spelling of 20121333100222 in words is "twenty trillion, one hundred twenty-one billion, three hundred thirty-three million, one hundred thousand, two hundred twenty-two".