22011010101212 has 48 divisors (see below), whose sum is σ = 42555489285120. Its totient is φ = 9877765060800.

The previous prime is 22011010101191. The next prime is 22011010101229. The reversal of 22011010101212 is 21210101011022.

It is a congruent number.

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, 60408518 + ... + 60771794.

It is an arithmetic number, because the mean of its divisors is an integer number (886572693440).

Almost surely, 2^{22011010101212} is an apocalyptic number.

22011010101212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22011010101212 is a deficient number, since it is larger than the sum of its proper divisors (20544479183908).

22011010101212 is a wasteful number, since it uses less digits than its factorization.

22011010101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380802 (or 380800 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22011010101212 its reverse (21210101011022), we get a palindrome (43221111112234).

The spelling of 22011010101212 in words is "twenty-two trillion, eleven billion, ten million, one hundred one thousand, two hundred twelve".