2221331302042 has 8 divisors (see below), whose sum is σ = 3332479382496. Its totient is φ = 1110504841212.

The previous prime is 2221331302033. The next prime is 2221331302051. The reversal of 2221331302042 is 2402031331222.

It is an interprime number because it is at equal distance from previous prime (2221331302033) and next prime (2221331302051).

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

It is a junction number, because it is equal to n+sod(n) for n = 2221331301998 and 2221331302016.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80387638 + ... + 80415265.

It is an arithmetic number, because the mean of its divisors is an integer number (416559922812).

Almost surely, 2^{2221331302042} is an apocalyptic number.

2221331302042 is a deficient number, since it is larger than the sum of its proper divisors (1111148080454).

2221331302042 is a wasteful number, since it uses less digits than its factorization.

2221331302042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160809812.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2221331302042 its reverse (2402031331222), we get a palindrome (4623362633264).

The spelling of 2221331302042 in words is "two trillion, two hundred twenty-one billion, three hundred thirty-one million, three hundred two thousand, forty-two".