1012204523320 has 64 divisors (see below), whose sum is σ = 2403365824800. Its totient is φ = 382605949440.

The previous prime is 1012204523233. The next prime is 1012204523321. The reversal of 1012204523320 is 233254022101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012204523321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1375671 + ... + 1979110.

Almost surely, 2^{1012204523320} is an apocalyptic number.

1012204523320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012204523320 is an abundant number, since it is smaller than the sum of its proper divisors (1391161301480).

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

1012204523320 is a wasteful number, since it uses less digits than its factorization.

1012204523320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3355208 (or 3355204 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 1012204523320 its reverse (233254022101), we get a palindrome (1245458545421).

The spelling of 1012204523320 in words is "one trillion, twelve billion, two hundred four million, five hundred twenty-three thousand, three hundred twenty".