1120112112222 has 32 divisors (see below), whose sum is σ = 2489883010560. Its totient is φ = 373258956600.

The previous prime is 1120112112181. The next prime is 1120112112263. The reversal of 1120112112222 is 2222112110211.

It is an interprime number because it is at equal distance from previous prime (1120112112181) and next prime (1120112112263).

It is a super-2 number, since 2×1120112112222² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1120112112195 and 1120112112204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2921904 + ... + 3282947.

It is an arithmetic number, because the mean of its divisors is an integer number (77808844080).

Almost surely, 2^{1120112112222} is an apocalyptic number.

1120112112222 is an abundant number, since it is smaller than the sum of its proper divisors (1369770898338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1120112112222 is a wasteful number, since it uses less digits than its factorization.

1120112112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6208205 (or 6208199 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 1120112112222 its reverse (2222112110211), we get a palindrome (3342224222433).

The spelling of 1120112112222 in words is "one trillion, one hundred twenty billion, one hundred twelve million, one hundred twelve thousand, two hundred twenty-two".