2112201100002 has 48 divisors (see below), whose sum is σ = 5028381955872. Its totient is φ = 589451466240.

The previous prime is 2112201099971. The next prime is 2112201100003. The reversal of 2112201100002 is 2000011022112.

It is a super-2 number, since 2×2112201100002² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2112201100003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83526399 + ... + 83551682.

It is an arithmetic number, because the mean of its divisors is an integer number (104757957414).

Almost surely, 2^{2112201100002} is an apocalyptic number.

2112201100002 is an abundant number, since it is smaller than the sum of its proper divisors (2916180855870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2112201100002 is a wasteful number, since it uses less digits than its factorization.

2112201100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167078143 (or 167078136 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2112201100002 its reverse (2000011022112), we get a palindrome (4112212122114).

The spelling of 2112201100002 in words is "two trillion, one hundred twelve billion, two hundred one million, one hundred thousand, two".