11212021162 has 16 divisors (see below), whose sum is σ = 17363577600. Its totient is φ = 5424225120.

The previous prime is 11212021147. The next prime is 11212021187. The reversal of 11212021162 is 26112021211.

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, 454789 + ... + 478807.

It is an arithmetic number, because the mean of its divisors is an integer number (1085223600).

Almost surely, 2^11212021162 is an apocalyptic number.

11212021162 is a deficient number, since it is larger than the sum of its proper divisors (6151556438).

11212021162 is a wasteful number, since it uses less digits than its factorization.

11212021162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31581.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11212021162 its reverse (26112021211), we get a palindrome (37324042373).

The spelling of 11212021162 in words is "eleven billion, two hundred twelve million, twenty-one thousand, one hundred sixty-two".