1222440221435 has 16 divisors (see below), whose sum is σ = 1534971617280. Its totient is φ = 932826824160.

The previous prime is 1222440221419. The next prime is 1222440221449. The reversal of 1222440221435 is 5341220442221.

It is not a de Polignac number, because 1222440221435 - 2⁴ = 1222440221419 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14763611 + ... + 14846180.

It is an arithmetic number, because the mean of its divisors is an integer number (95935726080).

Almost surely, 2^{1222440221435} is an apocalyptic number.

1222440221435 is a deficient number, since it is larger than the sum of its proper divisors (312531395845).

1222440221435 is a wasteful number, since it uses less digits than its factorization.

1222440221435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29610178.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 1222440221435 its reverse (5341220442221), we get a palindrome (6563660663656).

The spelling of 1222440221435 in words is "one trillion, two hundred twenty-two billion, four hundred forty million, two hundred twenty-one thousand, four hundred thirty-five".