1220000153304 has 64 divisors (see below), whose sum is σ = 3099459312000. Its totient is φ = 400087632384.

The previous prime is 1220000153257. The next prime is 1220000153401. The reversal of 1220000153304 is 4033510000221.

It is a congruent number.

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, 783472 + ... + 1747520.

It is an arithmetic number, because the mean of its divisors is an integer number (48429051750).

Almost surely, 2^{1220000153304} is an apocalyptic number.

It is an amenable number.

1220000153304 is an abundant number, since it is smaller than the sum of its proper divisors (1879459158696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1220000153304 is a wasteful number, since it uses less digits than its factorization.

1220000153304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964912 (or 964908 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 1220000153304 its reverse (4033510000221), we get a palindrome (5253510153525).

The spelling of 1220000153304 in words is "one trillion, two hundred twenty billion, one hundred fifty-three thousand, three hundred four".