10420402221203 has 4 divisors (see below), whose sum is σ = 11221971622848. Its totient is φ = 9618832819560.

The previous prime is 10420402221193. The next prime is 10420402221209. The reversal of 10420402221203 is 30212220402401.

10420402221203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10420402221203 - 2¹⁴ = 10420402204819 is a prime.

It is a super-2 number, since 2×10420402221203² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10420402221209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400784700803 + ... + 400784700828.

It is an arithmetic number, because the mean of its divisors is an integer number (2805492905712).

Almost surely, 2^{10420402221203} is an apocalyptic number.

10420402221203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10420402221203 is a deficient number, since it is larger than the sum of its proper divisors (801569401645).

10420402221203 is an equidigital number, since it uses as much as digits as its factorization.

10420402221203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801569401644.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 10420402221203 its reverse (30212220402401), we get a palindrome (40632622623604).

The spelling of 10420402221203 in words is "ten trillion, four hundred twenty billion, four hundred two million, two hundred twenty-one thousand, two hundred three".