10200120404 has 6 divisors (see below), whose sum is σ = 17850210714. Its totient is φ = 5100060200.

The previous prime is 10200120397. The next prime is 10200120407. The reversal of 10200120404 is 40402100201.

It can be written as a sum of positive squares in only one way, i.e., 8134236100 + 2065884304 = 90190^2 + 45452^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200120407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275015047 + ... + 1275015054.

It is an arithmetic number, because the mean of its divisors is an integer number (2975035119).

Almost surely, 2^10200120404 is an apocalyptic number.

It is an amenable number.

10200120404 is a deficient number, since it is larger than the sum of its proper divisors (7650090310).

10200120404 is a wasteful number, since it uses less digits than its factorization.

10200120404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550030105 (or 2550030103 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 10200120404 its reverse (40402100201), we get a palindrome (50602220605).

The spelling of 10200120404 in words is "ten billion, two hundred million, one hundred twenty thousand, four hundred four".