10402420212303 has 16 divisors (see below), whose sum is σ = 16174803052800. Its totient is φ = 5944240120728.

The previous prime is 10402420212269. The next prime is 10402420212307. The reversal of 10402420212303 is 30321202420401.

It is a happy number.

It is not a de Polignac number, because 10402420212303 - 2³⁰ = 10401346470479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10402420212307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5054624925 + ... + 5054626982.

It is an arithmetic number, because the mean of its divisors is an integer number (1010925190800).

Almost surely, 2^{10402420212303} is an apocalyptic number.

10402420212303 is a deficient number, since it is larger than the sum of its proper divisors (5772382840497).

10402420212303 is an equidigital number, since it uses as much as digits as its factorization.

10402420212303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10109251931 (or 10109251917 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 10402420212303 its reverse (30321202420401), we get a palindrome (40723622632704).

The spelling of 10402420212303 in words is "ten trillion, four hundred two billion, four hundred twenty million, two hundred twelve thousand, three hundred three".