111211020100022 has 16 divisors (see below), whose sum is σ = 178757330682672. Its totient is φ = 51704060371200.

The previous prime is 111211020100013. The next prime is 111211020100057. The reversal of 111211020100022 is 220001020112111.

It is a congruent number.

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, 19704288479 + ... + 19704294122.

It is an arithmetic number, because the mean of its divisors is an integer number (11172333167667).

Almost surely, 2^{111211020100022} is an apocalyptic number.

111211020100022 is a deficient number, since it is larger than the sum of its proper divisors (67546310582650).

111211020100022 is a wasteful number, since it uses less digits than its factorization.

111211020100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39408582703.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111211020100022 its reverse (220001020112111), we get a palindrome (331212040212133).

The spelling of 111211020100022 in words is "one hundred eleven trillion, two hundred eleven billion, twenty million, one hundred thousand, twenty-two".