2111100001222 has 8 divisors (see below), whose sum is σ = 3166723098000. Its totient is φ = 1055525635224.

The previous prime is 2111100001183. The next prime is 2111100001229. The reversal of 2111100001222 is 2221000011112.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111100001229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12074197 + ... + 12247792.

It is an arithmetic number, because the mean of its divisors is an integer number (395840387250).

Almost surely, 2^{2111100001222} is an apocalyptic number.

2111100001222 is a deficient number, since it is larger than the sum of its proper divisors (1055623096778).

2111100001222 is a wasteful number, since it uses less digits than its factorization.

2111100001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24365390.

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

Adding to 2111100001222 its reverse (2221000011112), we get a palindrome (4332100012334).

The spelling of 2111100001222 in words is "two trillion, one hundred eleven billion, one hundred million, one thousand, two hundred twenty-two".