2101002001222 has 8 divisors (see below), whose sum is σ = 3195890368272. Its totient is φ = 1035705211800.

The previous prime is 2101002001211. The next prime is 2101002001261. The reversal of 2101002001222 is 2221002001012.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7397894229 + ... + 7397894512.

It is an arithmetic number, because the mean of its divisors is an integer number (399486296034).

Almost surely, 2^{2101002001222} is an apocalyptic number.

2101002001222 is a deficient number, since it is larger than the sum of its proper divisors (1094888367050).

2101002001222 is a wasteful number, since it uses less digits than its factorization.

2101002001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14795788814.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2101002001222 its reverse (2221002001012), we get a palindrome (4322004002234).

The spelling of 2101002001222 in words is "two trillion, one hundred one billion, two million, one thousand, two hundred twenty-two".