1203212056 has 32 divisors (see below), whose sum is σ = 2283074640. Its totient is φ = 594413568.

The previous prime is 1203212053. The next prime is 1203212057. The reversal of 1203212056 is 6502123021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203212053) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 738715 + ... + 740341.

Almost surely, 2^1203212056 is an apocalyptic number.

It is an amenable number.

1203212056 is a deficient number, since it is larger than the sum of its proper divisors (1079862584).

1203212056 is a wasteful number, since it uses less digits than its factorization.

1203212056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2683 (or 2679 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1203212056 is about 34687.3472032671. The cubic root of 1203212056 is about 1063.6058685887.

Adding to 1203212056 its reverse (6502123021), we get a palindrome (7705335077).

The spelling of 1203212056 in words is "one billion, two hundred three million, two hundred twelve thousand, fifty-six".