211222212102000 has 480 divisors, whose sum is σ = 852135929970624. Its totient is φ = 48193302528000.

The previous prime is 211222212101981. The next prime is 211222212102019. The reversal of 211222212102000 is 201212222112.

It is a happy number.

211222212102000 is a `hidden beast` number, since 2 + 11 + 22 + 221 + 210 + 200 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (211222212101981) and next prime (211222212102019).

It is a super-2 number, since 2×211222212102000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28009849 + ... + 34741848.

Almost surely, 2^{211222212102000} is an apocalyptic number.

211222212102000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211222212102000 is an abundant number, since it is smaller than the sum of its proper divisors (640913717868624).

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

211222212102000 is a wasteful number, since it uses less digits than its factorization.

211222212102000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62751754 (or 62751735 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 211222212102000 its reverse (201212222112), we get a palindrome (211423424324112).

The spelling of 211222212102000 in words is "two hundred eleven trillion, two hundred twenty-two billion, two hundred twelve million, one hundred two thousand".