403220041442 has 4 divisors (see below), whose sum is σ = 604830062166. Its totient is φ = 201610020720.

The previous prime is 403220041429. The next prime is 403220041451. The reversal of 403220041442 is 244140022304.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 276191240521 + 127028800921 = 525539^2 + 356411^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100805010359 + ... + 100805010362.

Almost surely, 2^403220041442 is an apocalyptic number.

403220041442 is a deficient number, since it is larger than the sum of its proper divisors (201610020724).

403220041442 is a wasteful number, since it uses less digits than its factorization.

403220041442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201610020723.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 403220041442 its reverse (244140022304), we get a palindrome (647360063746).

The spelling of 403220041442 in words is "four hundred three billion, two hundred twenty million, forty-one thousand, four hundred forty-two".