10211212020222 has 64 divisors (see below), whose sum is σ = 23531445864000. Its totient is φ = 3278331753984.

The previous prime is 10211212020197. The next prime is 10211212020241. The reversal of 10211212020222 is 22202021211201.

It is a happy number.

10211212020222 is a `hidden beast` number, since 1 + 0 + 211 + 212 + 0 + 20 + 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 = 10211212020195 and 10211212020204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7330863 + ... + 8611850.

It is an arithmetic number, because the mean of its divisors is an integer number (367678841625).

Almost surely, 2^{10211212020222} is an apocalyptic number.

10211212020222 is an abundant number, since it is smaller than the sum of its proper divisors (13320233843778).

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

10211212020222 is a wasteful number, since it uses less digits than its factorization.

10211212020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15943162 (or 15943156 counting only the distinct ones).

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

Adding to 10211212020222 its reverse (22202021211201), we get a palindrome (32413233231423).

The spelling of 10211212020222 in words is "ten trillion, two hundred eleven billion, two hundred twelve million, twenty thousand, two hundred twenty-two".