210011100001222 has 16 divisors (see below), whose sum is σ = 357103894739760. Its totient is φ = 91826715789792.

The previous prime is 210011100001207. The next prime is 210011100001231. The reversal of 210011100001222 is 222100001110012.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212561841613 + ... + 212561842600.

It is an arithmetic number, because the mean of its divisors is an integer number (22318993421235).

Almost surely, 2^{210011100001222} is an apocalyptic number.

210011100001222 is a deficient number, since it is larger than the sum of its proper divisors (147092794738538).

210011100001222 is a wasteful number, since it uses less digits than its factorization.

210011100001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425123684247.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 210011100001222 its reverse (222100001110012), we get a palindrome (432111101111234).

The spelling of 210011100001222 in words is "two hundred ten trillion, eleven billion, one hundred million, one thousand, two hundred twenty-two".