111022010109 has 24 divisors (see below), whose sum is σ = 172332688320. Its totient is φ = 68621148288.

The previous prime is 111022010107. The next prime is 111022010111. The reversal of 111022010109 is 901010220111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111022010107) and next prime (111022010111).

It is not a de Polignac number, because 111022010109 - 2¹ = 111022010107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111022010091 and 111022010100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111022010101) 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, 5404929 + ... + 5425430.

It is an arithmetic number, because the mean of its divisors is an integer number (7180528680).

Almost surely, 2^111022010109 is an apocalyptic number.

It is an amenable number.

111022010109 is a deficient number, since it is larger than the sum of its proper divisors (61310678211).

111022010109 is a wasteful number, since it uses less digits than its factorization.

111022010109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10830449 (or 10830446 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

The spelling of 111022010109 in words is "one hundred eleven billion, twenty-two million, ten thousand, one hundred nine".