1210101022211 has 8 divisors (see below), whose sum is σ = 1231491929760. Its totient is φ = 1188883320768.

The previous prime is 1210101022187. The next prime is 1210101022259. The reversal of 1210101022211 is 1122201010121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1210101022211 is a prime.

It is a super-2 number, since 2×1210101022211² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1210101022811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43287431 + ... + 43315376.

It is an arithmetic number, because the mean of its divisors is an integer number (153936491220).

Almost surely, 2^{1210101022211} is an apocalyptic number.

1210101022211 is a deficient number, since it is larger than the sum of its proper divisors (21390907549).

1210101022211 is an equidigital number, since it uses as much as digits as its factorization.

1210101022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86603053.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1210101022211 its reverse (1122201010121), we get a palindrome (2332302032332).

The spelling of 1210101022211 in words is "one trillion, two hundred ten billion, one hundred one million, twenty-two thousand, two hundred eleven".