1011110012222 has 4 divisors (see below), whose sum is σ = 1516665018336. Its totient is φ = 505555006110.

The previous prime is 1011110012221. The next prime is 1011110012257. The reversal of 1011110012222 is 2222100111101.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1011110012197 and 1011110012206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011110012221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252777503054 + ... + 252777503057.

It is an arithmetic number, because the mean of its divisors is an integer number (379166254584).

Almost surely, 2^{1011110012222} is an apocalyptic number.

1011110012222 is a deficient number, since it is larger than the sum of its proper divisors (505555006114).

1011110012222 is an equidigital number, since it uses as much as digits as its factorization.

1011110012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505555006113.

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

Adding to 1011110012222 its reverse (2222100111101), we get a palindrome (3233210123323).

The spelling of 1011110012222 in words is "one trillion, eleven billion, one hundred ten million, twelve thousand, two hundred twenty-two".