1220202202022 has 8 divisors (see below), whose sum is σ = 1830682183872. Its totient is φ = 609974807400.

The previous prime is 1220202201949. The next prime is 1220202202031. The reversal of 1220202202022 is 2202022020221.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63134729 + ... + 63154052.

It is an arithmetic number, because the mean of its divisors is an integer number (228835272984).

Almost surely, 2^{1220202202022} is an apocalyptic number.

1220202202022 is a deficient number, since it is larger than the sum of its proper divisors (610479981850).

1220202202022 is a wasteful number, since it uses less digits than its factorization.

1220202202022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126293614.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 1220202202022 its reverse (2202022020221), we get a palindrome (3422224222243).

The spelling of 1220202202022 in words is "one trillion, two hundred twenty billion, two hundred two million, two hundred two thousand, twenty-two".