2112221101010 has 32 divisors (see below), whose sum is σ = 3818040069312. Its totient is φ = 841325112000.

The previous prime is 2112221101009. The next prime is 2112221101021. The reversal of 2112221101010 is 101011222112.

It is a super-2 number, since 2×2112221101010² (a number of 25 digits) contains 22 as substring.

It is a Curzon 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, 10854692 + ... + 11047568.

It is an arithmetic number, because the mean of its divisors is an integer number (119313752166).

Almost surely, 2^{2112221101010} is an apocalyptic number.

2112221101010 is a deficient number, since it is larger than the sum of its proper divisors (1705818968302).

2112221101010 is a wasteful number, since it uses less digits than its factorization.

2112221101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197498.

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

Adding to 2112221101010 its reverse (101011222112), we get a palindrome (2213232323122).

The spelling of 2112221101010 in words is "two trillion, one hundred twelve billion, two hundred twenty-one million, one hundred one thousand, ten".