210100201211222 has 32 divisors (see below), whose sum is σ = 383038341239808. Its totient is φ = 84372967910016.

The previous prime is 210100201211179. The next prime is 210100201211291. The reversal of 210100201211222 is 222112102001012.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 210100201211222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1944381998 + ... + 1944490049.

It is an arithmetic number, because the mean of its divisors is an integer number (11969948163744).

Almost surely, 2^{210100201211222} is an apocalyptic number.

210100201211222 is a deficient number, since it is larger than the sum of its proper divisors (172938140028586).

210100201211222 is a wasteful number, since it uses less digits than its factorization.

210100201211222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3888872300.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 210100201211222 its reverse (222112102001012), we get a palindrome (432212303212234).

The spelling of 210100201211222 in words is "two hundred ten trillion, one hundred billion, two hundred one million, two hundred eleven thousand, two hundred twenty-two".