1220011000112 has 40 divisors (see below), whose sum is σ = 2441671020672. Its totient is φ = 589928947200.

The previous prime is 1220011000079. The next prime is 1220011000123. The reversal of 1220011000112 is 2110001100221.

It is a junction number, because it is equal to n+sod(n) for n = 1220011000093 and 1220011000102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95843 + ... + 1564994.

Almost surely, 2^{1220011000112} is an apocalyptic number.

It is an amenable number.

1220011000112 is an abundant number, since it is smaller than the sum of its proper divisors (1221660020560).

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

1220011000112 is a wasteful number, since it uses less digits than its factorization.

1220011000112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662357 (or 1662351 counting only the distinct ones).

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

Adding to 1220011000112 its reverse (2110001100221), we get a palindrome (3330012100333).

The spelling of 1220011000112 in words is "one trillion, two hundred twenty billion, eleven million, one hundred twelve", and thus it is an aban number.