10211210112222 has 96 divisors (see below), whose sum is σ = 26774340832512. Its totient is φ = 2745657015552.

The previous prime is 10211210112221. The next prime is 10211210112247. The reversal of 10211210112222 is 22221101211201.

10211210112222 is a `hidden beast` number, since 10 + 211 + 210 + 1 + 12 + 222 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 10211210112195 and 10211210112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211210112221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28238253 + ... + 28597575.

It is an arithmetic number, because the mean of its divisors is an integer number (278899383672).

Almost surely, 2^{10211210112222} is an apocalyptic number.

10211210112222 is an abundant number, since it is smaller than the sum of its proper divisors (16563130720290).

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

10211210112222 is a wasteful number, since it uses less digits than its factorization.

10211210112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372622 (or 372619 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 10211210112222 its reverse (22221101211201), we get a palindrome (32432311323423).

The spelling of 10211210112222 in words is "ten trillion, two hundred eleven billion, two hundred ten million, one hundred twelve thousand, two hundred twenty-two".