20204032102 has 4 divisors (see below), whose sum is σ = 30306048156. Its totient is φ = 10102016050.

The previous prime is 20204032097. The next prime is 20204032103. The reversal of 20204032102 is 20123040202.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20204032103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051008024 + ... + 5051008027.

It is an arithmetic number, because the mean of its divisors is an integer number (7576512039).

Almost surely, 2^20204032102 is an apocalyptic number.

20204032102 is a deficient number, since it is larger than the sum of its proper divisors (10102016054).

20204032102 is a wasteful number, since it uses less digits than its factorization.

20204032102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10102016053.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 20204032102 its reverse (20123040202), we get a palindrome (40327072304).

The spelling of 20204032102 in words is "twenty billion, two hundred four million, thirty-two thousand, one hundred two".