1210222100211 has 16 divisors (see below), whose sum is σ = 1676436147360. Its totient is φ = 775650202880.

The previous prime is 1210222100167. The next prime is 1210222100239. The reversal of 1210222100211 is 1120012220121.

It is not a de Polignac number, because 1210222100211 - 2⁶ = 1210222100147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1210222100261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29830800 + ... + 29871341.

It is an arithmetic number, because the mean of its divisors is an integer number (104777259210).

Almost surely, 2^{1210222100211} is an apocalyptic number.

1210222100211 is a deficient number, since it is larger than the sum of its proper divisors (466214047149).

1210222100211 is a wasteful number, since it uses less digits than its factorization.

1210222100211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59702406.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1210222100211 its reverse (1120012220121), we get a palindrome (2330234320332).

The spelling of 1210222100211 in words is "one trillion, two hundred ten billion, two hundred twenty-two million, one hundred thousand, two hundred eleven".