1020109102 has 8 divisors (see below), whose sum is σ = 1533799512. Its totient is φ = 508842600.

The previous prime is 1020109099. The next prime is 1020109127. The reversal of 1020109102 is 2019010201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 604924 + ... + 606607.

It is an arithmetic number, because the mean of its divisors is an integer number (191724939).

Almost surely, 2^1020109102 is an apocalyptic number.

1020109102 is a deficient number, since it is larger than the sum of its proper divisors (513690410).

1020109102 is a wasteful number, since it uses less digits than its factorization.

1020109102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211954.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 1020109102 is about 31939.1468577356. The cubic root of 1020109102 is about 1006.6585986566.

Adding to 1020109102 its reverse (2019010201), we get a palindrome (3039119303).

The spelling of 1020109102 in words is "one billion, twenty million, one hundred nine thousand, one hundred two".