2202404440442 has 4 divisors (see below), whose sum is σ = 3303606660666. Its totient is φ = 1101202220220.

The previous prime is 2202404440429. The next prime is 2202404440451. The reversal of 2202404440442 is 2440444042022.

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., 2057334104281 + 145070336161 = 1434341^2 + 380881^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2202404440399 and 2202404440408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550601110109 + ... + 550601110112.

Almost surely, 2^{2202404440442} is an apocalyptic number.

2202404440442 is a deficient number, since it is larger than the sum of its proper divisors (1101202220224).

2202404440442 is a wasteful number, since it uses less digits than its factorization.

2202404440442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101202220223.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 2202404440442 its reverse (2440444042022), we get a palindrome (4642848482464).

The spelling of 2202404440442 in words is "two trillion, two hundred two billion, four hundred four million, four hundred forty thousand, four hundred forty-two".