1220002001110 has 32 divisors (see below), whose sum is σ = 2200005080064. Its totient is φ = 487112400000.

The previous prime is 1220002001069. The next prime is 1220002001111. The reversal of 1220002001110 is 111002000221.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220002001111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12162160 + ... + 12262060.

It is an arithmetic number, because the mean of its divisors is an integer number (68750158752).

Almost surely, 2^{1220002001110} is an apocalyptic number.

1220002001110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220002001110 is a deficient number, since it is larger than the sum of its proper divisors (980003078954).

1220002001110 is a wasteful number, since it uses less digits than its factorization.

1220002001110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102120.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1220002001110 its reverse (111002000221), we get a palindrome (1331004001331).

The spelling of 1220002001110 in words is "one trillion, two hundred twenty billion, two million, one thousand, one hundred ten".