10401021204 has 96 divisors (see below), whose sum is σ = 28448775936. Its totient is φ = 2895544320.

The previous prime is 10401021179. The next prime is 10401021227. The reversal of 10401021204 is 40212010401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3776692 + ... + 3779444.

It is an arithmetic number, because the mean of its divisors is an integer number (296341416).

Almost surely, 2^10401021204 is an apocalyptic number.

10401021204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10401021204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14224387968).

10401021204 is an abundant number, since it is smaller than the sum of its proper divisors (18047754732).

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

10401021204 is a wasteful number, since it uses less digits than its factorization.

10401021204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3905 (or 3903 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10401021204 its reverse (40212010401), we get a palindrome (50613031605).

The spelling of 10401021204 in words is "ten billion, four hundred one million, twenty-one thousand, two hundred four".