1111022122113 has 24 divisors (see below), whose sum is σ = 1629150397056. Its totient is φ = 729469540800.

The previous prime is 1111022122087. The next prime is 1111022122121. The reversal of 1111022122113 is 3112212201111.

It is a happy number.

It is not a de Polignac number, because 1111022122113 - 2¹³ = 1111022113921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111022122213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 329053 + ... + 1526538.

It is an arithmetic number, because the mean of its divisors is an integer number (67881266544).

Almost surely, 2^{1111022122113} is an apocalyptic number.

It is an amenable number.

1111022122113 is a deficient number, since it is larger than the sum of its proper divisors (518128274943).

1111022122113 is a wasteful number, since it uses less digits than its factorization.

1111022122113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856605 (or 1856602 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 1111022122113 its reverse (3112212201111), we get a palindrome (4223234323224).

The spelling of 1111022122113 in words is "one trillion, one hundred eleven billion, twenty-two million, one hundred twenty-two thousand, one hundred thirteen".