1220101000112 has 20 divisors (see below), whose sum is σ = 2404012565640. Its totient is φ = 599710660608.

The previous prime is 1220101000073. The next prime is 1220101000189. The reversal of 1220101000112 is 2110001010221.

It is a junction number, because it is equal to n+sod(n) for n = 1220101000093 and 1220101000102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646238993 + ... + 646240880.

It is an arithmetic number, because the mean of its divisors is an integer number (120200628282).

Almost surely, 2^{1220101000112} is an apocalyptic number.

It is an amenable number.

1220101000112 is a deficient number, since it is larger than the sum of its proper divisors (1183911565528).

1220101000112 is a wasteful number, since it uses less digits than its factorization.

1220101000112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292479940 (or 1292479934 counting only the distinct ones).

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

Adding to 1220101000112 its reverse (2110001010221), we get a palindrome (3330102010333).

The spelling of 1220101000112 in words is "one trillion, two hundred twenty billion, one hundred one million, one hundred twelve", and thus it is an aban number.