210022121211212 has 6 divisors (see below), whose sum is σ = 367538712119628. Its totient is φ = 105011060605604.

The previous prime is 210022121211193. The next prime is 210022121211241. The reversal of 210022121211212 is 212112121220012.

210022121211212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26252765151398 + ... + 26252765151405.

It is an arithmetic number, because the mean of its divisors is an integer number (61256452019938).

Almost surely, 2^{210022121211212} is an apocalyptic number.

It is an amenable number.

210022121211212 is a deficient number, since it is larger than the sum of its proper divisors (157516590908416).

210022121211212 is a wasteful number, since it uses less digits than its factorization.

210022121211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52505530302807 (or 52505530302805 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 210022121211212 its reverse (212112121220012), we get a palindrome (422134242431224).

The spelling of 210022121211212 in words is "two hundred ten trillion, twenty-two billion, one hundred twenty-one million, two hundred eleven thousand, two hundred twelve".