22001101120212 has 48 divisors (see below), whose sum is σ = 54358958424960. Its totient is φ = 6901887588352.

The previous prime is 22001101120211. The next prime is 22001101120213. The reversal of 22001101120212 is 21202110110022.

It is an interprime number because it is at equal distance from previous prime (22001101120211) and next prime (22001101120213).

It is a junction number, because it is equal to n+sod(n) for n = 22001101120191 and 22001101120200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001101120211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109513 + ... + 6634319.

It is an arithmetic number, because the mean of its divisors is an integer number (1132478300520).

Almost surely, 2^{22001101120212} is an apocalyptic number.

It is an amenable number.

22001101120212 is an abundant number, since it is smaller than the sum of its proper divisors (32357857304748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22001101120212 is a wasteful number, since it uses less digits than its factorization.

22001101120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6541360 (or 6541358 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22001101120212 its reverse (21202110110022), we get a palindrome (43203211230234).

The spelling of 22001101120212 in words is "twenty-two trillion, one billion, one hundred one million, one hundred twenty thousand, two hundred twelve".