11001202212122 has 32 divisors (see below), whose sum is σ = 17137951261200. Its totient is φ = 5290083904000.

The previous prime is 11001202212107. The next prime is 11001202212163. The reversal of 11001202212122 is 22121220210011.

It can be written as a sum of positive squares in 8 ways, for example, as 3372398015281 + 7628804196841 = 1836409^2 + 2762029^2 .

It is a super-2 number, since 2×11001202212122² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11001202212122.

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, 14852372 + ... + 15575472.

Almost surely, 2^{11001202212122} is an apocalyptic number.

11001202212122 is a deficient number, since it is larger than the sum of its proper divisors (6136749049078).

11001202212122 is a wasteful number, since it uses less digits than its factorization.

11001202212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724162.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11001202212122 its reverse (22121220210011), we get a palindrome (33122422422133).

The spelling of 11001202212122 in words is "eleven trillion, one billion, two hundred two million, two hundred twelve thousand, one hundred twenty-two".