111012010022 has 4 divisors (see below), whose sum is σ = 166518015036. Its totient is φ = 55506005010.

The previous prime is 111012010001. The next prime is 111012010117. The reversal of 111012010022 is 220010210111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220010210111 = 1091 ⋅201659221.

It is a junction number, because it is equal to n+sod(n) for n = 111012009985 and 111012010012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27753002504 + ... + 27753002507.

It is an arithmetic number, because the mean of its divisors is an integer number (41629503759).

Almost surely, 2^111012010022 is an apocalyptic number.

111012010022 is a deficient number, since it is larger than the sum of its proper divisors (55506005014).

111012010022 is an equidigital number, since it uses as much as digits as its factorization.

111012010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55506005013.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111012010022 its reverse (220010210111), we get a palindrome (331022220133).

The spelling of 111012010022 in words is "one hundred eleven billion, twelve million, ten thousand, twenty-two".