1203331256016 has 20 divisors (see below), whose sum is σ = 3108605744832. Its totient is φ = 401110418656.

The previous prime is 1203331255999. The next prime is 1203331256033. The reversal of 1203331256016 is 6106521333021.

It is an interprime number because it is at equal distance from previous prime (1203331255999) and next prime (1203331256033).

It is a super-2 number, since 2×1203331256016² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12534700536 + ... + 12534700631.

Almost surely, 2^{1203331256016} is an apocalyptic number.

1203331256016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1203331256016 is an abundant number, since it is smaller than the sum of its proper divisors (1905274488816).

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

1203331256016 is a wasteful number, since it uses less digits than its factorization.

1203331256016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25069401178 (or 25069401172 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

Adding to 1203331256016 its reverse (6106521333021), we get a palindrome (7309852589037).

The spelling of 1203331256016 in words is "one trillion, two hundred three billion, three hundred thirty-one million, two hundred fifty-six thousand, sixteen".