1120020102 has 32 divisors (see below), whose sum is σ = 2504805600. Its totient is φ = 370959264.

The previous prime is 1120020091. The next prime is 1120020127. The reversal of 1120020102 is 2010200211.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57577 + ... + 74532.

It is an arithmetic number, because the mean of its divisors is an integer number (78275175).

Almost surely, 2^1120020102 is an apocalyptic number.

1120020102 is an abundant number, since it is smaller than the sum of its proper divisors (1384785498).

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

1120020102 is a wasteful number, since it uses less digits than its factorization.

1120020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132277 (or 132271 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1120020102 is about 33466.7013910842. The cubic root of 1120020102 is about 1038.5050333995.

Adding to 1120020102 its reverse (2010200211), we get a palindrome (3130220313).

The spelling of 1120020102 in words is "one billion, one hundred twenty million, twenty thousand, one hundred two".