203311311003230 has 16 divisors (see below), whose sum is σ = 366053645718864. Its totient is φ = 81303794198400.

The previous prime is 203311311003217. The next prime is 203311311003253. The reversal of 203311311003230 is 32300113113302.

It is a super-2 number, since 2×203311311003230² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203311311003196 and 203311311003205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2591234171 + ... + 2591312630.

It is an arithmetic number, because the mean of its divisors is an integer number (22878352857429).

Almost surely, 2^{203311311003230} is an apocalyptic number.

203311311003230 is a deficient number, since it is larger than the sum of its proper divisors (162742334715634).

203311311003230 is a wasteful number, since it uses less digits than its factorization.

203311311003230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5182550731.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 203311311003230 its reverse (32300113113302), we get a palindrome (235611424116532).

The spelling of 203311311003230 in words is "two hundred three trillion, three hundred eleven billion, three hundred eleven million, three thousand, two hundred thirty".