11011221112002 has 16 divisors (see below), whose sum is σ = 22023451902432. Its totient is φ = 3670238757600.

The previous prime is 11011221111889. The next prime is 11011221112013. The reversal of 11011221112002 is 20021112211011.

It is a happy number.

It is a super-2 number, since 2×11011221112002² (a number of 27 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, 41928124 + ... + 42189927.

It is an arithmetic number, because the mean of its divisors is an integer number (1376465743902).

Almost surely, 2^{11011221112002} is an apocalyptic number.

11011221112002 is an abundant number, since it is smaller than the sum of its proper divisors (11012230790430).

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

11011221112002 is a wasteful number, since it uses less digits than its factorization.

11011221112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84139873.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11011221112002 its reverse (20021112211011), we get a palindrome (31032333323013).

The spelling of 11011221112002 in words is "eleven trillion, eleven billion, two hundred twenty-one million, one hundred twelve thousand, two".