1422100204544 has 22 divisors (see below), whose sum is σ = 2842811641404. Its totient is φ = 711050101760.

The previous prime is 1422100204541. The next prime is 1422100204549. The reversal of 1422100204544 is 4454020012241.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1422100204541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 694383842 + ... + 694385889.

Almost surely, 2^{1422100204544} is an apocalyptic number.

It is an amenable number.

1422100204544 is a deficient number, since it is larger than the sum of its proper divisors (1420711436860).

1422100204544 is an equidigital number, since it uses as much as digits as its factorization.

1422100204544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388769751 (or 1388769733 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

Adding to 1422100204544 its reverse (4454020012241), we get a palindrome (5876120216785).

The spelling of 1422100204544 in words is "one trillion, four hundred twenty-two billion, one hundred million, two hundred four thousand, five hundred forty-four".