2221322201042 has 32 divisors (see below), whose sum is σ = 4036048819200. Its totient is φ = 895091281920.

The previous prime is 2221322201027. The next prime is 2221322201047. The reversal of 2221322201042 is 2401022231222.

It is a junction number, because it is equal to n+sod(n) for n = 2221322200999 and 2221322201017.

It is not an unprimeable number, because it can be changed into a prime (2221322201047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4473167 + ... + 4944882.

It is an arithmetic number, because the mean of its divisors is an integer number (126126525600).

Almost surely, 2^{2221322201042} is an apocalyptic number.

2221322201042 is a deficient number, since it is larger than the sum of its proper divisors (1814726618158).

2221322201042 is a wasteful number, since it uses less digits than its factorization.

2221322201042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9419066.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 2221322201042 its reverse (2401022231222), we get a palindrome (4622344432264).

The spelling of 2221322201042 in words is "two trillion, two hundred twenty-one billion, three hundred twenty-two million, two hundred one thousand, forty-two".