203312413131040 has 48 divisors (see below), whose sum is σ = 486405646634880. Its totient is φ = 80295535307520.

The previous prime is 203312413130999. The next prime is 203312413131049. The reversal of 203312413131040 is 40131314213302.

It is a super-2 number, since 2×203312413131040² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (203312413131049) 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, 8042408766 + ... + 8042434045.

It is an arithmetic number, because the mean of its divisors is an integer number (10133450971560).

Almost surely, 2^{203312413131040} is an apocalyptic number.

203312413131040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203312413131040 is an abundant number, since it is smaller than the sum of its proper divisors (283093233503840).

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

203312413131040 is a wasteful number, since it uses less digits than its factorization.

203312413131040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16084842905 (or 16084842897 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 203312413131040 its reverse (40131314213302), we get a palindrome (243443727344342).

The spelling of 203312413131040 in words is "two hundred three trillion, three hundred twelve billion, four hundred thirteen million, one hundred thirty-one thousand, forty".