203402224102 has 48 divisors (see below), whose sum is σ = 389780067600. Its totient is φ = 78715694400.

The previous prime is 203402224043. The next prime is 203402224187. The reversal of 203402224102 is 201422204302.

It is a super-4 number, since 4×203402224102⁴ (a number of 46 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 472549 + ... + 793792.

It is an arithmetic number, because the mean of its divisors is an integer number (8120418075).

Almost surely, 2^203402224102 is an apocalyptic number.

203402224102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

203402224102 is a deficient number, since it is larger than the sum of its proper divisors (186377843498).

203402224102 is a wasteful number, since it uses less digits than its factorization.

203402224102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266517 (or 1266510 counting only the distinct ones).

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

Adding to 203402224102 its reverse (201422204302), we get a palindrome (404824428404).

The spelling of 203402224102 in words is "two hundred three billion, four hundred two million, two hundred twenty-four thousand, one hundred two".