10402020112302 has 48 divisors (see below), whose sum is σ = 27738720303840. Its totient is φ = 2743389919296.

The previous prime is 10402020112301. The next prime is 10402020112327. The reversal of 10402020112302 is 20321102020401.

It is a happy number.

10402020112302 is a `hidden beast` number, since 1 + 0 + 402 + 0 + 20 + 11 + 230 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10402020112301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3175218177 + ... + 3175221452.

It is an arithmetic number, because the mean of its divisors is an integer number (577890006330).

Almost surely, 2^{10402020112302} is an apocalyptic number.

10402020112302 is an abundant number, since it is smaller than the sum of its proper divisors (17336700191538).

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

10402020112302 is a wasteful number, since it uses less digits than its factorization.

10402020112302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6350439657 (or 6350439654 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 10402020112302 its reverse (20321102020401), we get a palindrome (30723122132703).

The spelling of 10402020112302 in words is "ten trillion, four hundred two billion, twenty million, one hundred twelve thousand, three hundred two".