203214422400402 has 32 divisors (see below), whose sum is σ = 464500801014912. Its totient is φ = 58059926959104.

The previous prime is 203214422400391. The next prime is 203214422400461. The reversal of 203214422400402 is 204004224412302.

It is a happy number.

It is a super-2 number, since 2×203214422400402² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203214422400402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53844073 + ... + 57494460.

It is an arithmetic number, because the mean of its divisors is an integer number (14515650031716).

Almost surely, 2^{203214422400402} is an apocalyptic number.

203214422400402 is an abundant number, since it is smaller than the sum of its proper divisors (261286378614510).

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

203214422400402 is a wasteful number, since it uses less digits than its factorization.

203214422400402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111382002.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 203214422400402 its reverse (204004224412302), we get a palindrome (407218646812704).

The spelling of 203214422400402 in words is "two hundred three trillion, two hundred fourteen billion, four hundred twenty-two million, four hundred thousand, four hundred two".