2212111200242 has 16 divisors (see below), whose sum is σ = 3406198640640. Its totient is φ = 1077095234592.

The previous prime is 2212111200227. The next prime is 2212111200253. The reversal of 2212111200242 is 2420021112122.

It is a happy number.

It is a super-2 number, since 2×2212111200242² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95883698 + ... + 95906765.

It is an arithmetic number, because the mean of its divisors is an integer number (212887415040).

Almost surely, 2^{2212111200242} is an apocalyptic number.

2212111200242 is a deficient number, since it is larger than the sum of its proper divisors (1194087440398).

2212111200242 is a wasteful number, since it uses less digits than its factorization.

2212111200242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191790617.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2212111200242 its reverse (2420021112122), we get a palindrome (4632132312364).

The spelling of 2212111200242 in words is "two trillion, two hundred twelve billion, one hundred eleven million, two hundred thousand, two hundred forty-two".