1203422412520 has 32 divisors (see below), whose sum is σ = 2716351256520. Its totient is φ = 479831040000.

The previous prime is 1203422412503. The next prime is 1203422412523. The reversal of 1203422412520 is 252142243021.

It can be written as a sum of positive squares in 4 ways, for example, as 488575836324 + 714846576196 = 698982^2 + 845486^2 .

It is not an unprimeable number, because it can be changed into a prime (1203422412523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48047481 + ... + 48072520.

Almost surely, 2^{1203422412520} is an apocalyptic number.

1203422412520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1203422412520 is an abundant number, since it is smaller than the sum of its proper divisors (1512928844000).

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

1203422412520 is a wasteful number, since it uses less digits than its factorization.

1203422412520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96120325 (or 96120321 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 1203422412520 its reverse (252142243021), we get a palindrome (1455564655541).

The spelling of 1203422412520 in words is "one trillion, two hundred three billion, four hundred twenty-two million, four hundred twelve thousand, five hundred twenty".