1220020563374 has 4 divisors (see below), whose sum is σ = 1830030845064. Its totient is φ = 610010281686.

The previous prime is 1220020563373. The next prime is 1220020563403. The reversal of 1220020563374 is 4733650200221.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220020563373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305005140842 + ... + 305005140845.

It is an arithmetic number, because the mean of its divisors is an integer number (457507711266).

Almost surely, 2^{1220020563374} is an apocalyptic number.

1220020563374 is a deficient number, since it is larger than the sum of its proper divisors (610010281690).

1220020563374 is an equidigital number, since it uses as much as digits as its factorization.

1220020563374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610010281689.

The product of its (nonzero) digits is 60480, while the sum is 35.

Adding to 1220020563374 its reverse (4733650200221), we get a palindrome (5953670763595).

The spelling of 1220020563374 in words is "one trillion, two hundred twenty billion, twenty million, five hundred sixty-three thousand, three hundred seventy-four".