111022112210001 has 16 divisors (see below), whose sum is σ = 149160076369920. Its totient is φ = 73449449287760.

The previous prime is 111022112209961. The next prime is 111022112210029. The reversal of 111022112210001 is 100012211220111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111022112210001 - 2¹⁹ = 111022111685713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111022112210041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145825360 + ... + 146584718.

It is an arithmetic number, because the mean of its divisors is an integer number (9322504773120).

Almost surely, 2^{111022112210001} is an apocalyptic number.

It is an amenable number.

111022112210001 is a deficient number, since it is larger than the sum of its proper divisors (38137964159919).

111022112210001 is a wasteful number, since it uses less digits than its factorization.

111022112210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131516.

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

Adding to 111022112210001 its reverse (100012211220111), we get a palindrome (211034323430112).

The spelling of 111022112210001 in words is "one hundred eleven trillion, twenty-two billion, one hundred twelve million, two hundred ten thousand, one".