13422420202 has 8 divisors (see below), whose sum is σ = 20341193796. Its totient is φ = 6642022272.

The previous prime is 13422420197. The next prime is 13422420203. The reversal of 13422420202 is 20202422431.

It can be written as a sum of positive squares in 2 ways, for example, as 13243636561 + 178783641 = 115081^2 + 13371^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×13422420202² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13422420203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34593673 + ... + 34594060.

Almost surely, 2^13422420202 is an apocalyptic number.

13422420202 is a deficient number, since it is larger than the sum of its proper divisors (6918773594).

13422420202 is an equidigital number, since it uses as much as digits as its factorization.

13422420202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69187832.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 13422420202 its reverse (20202422431), we get a palindrome (33624842633).

The spelling of 13422420202 in words is "thirteen billion, four hundred twenty-two million, four hundred twenty thousand, two hundred two".