203023312211230 has 96 divisors (see below), whose sum is σ = 427095533289600. Its totient is φ = 69282501829632.

The previous prime is 203023312211221. The next prime is 203023312211249. The reversal of 203023312211230 is 32112213320302.

203023312211230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×203023312211230² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203023312211195 and 203023312211204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 237188982 + ... + 238043398.

It is an arithmetic number, because the mean of its divisors is an integer number (4448911805100).

Almost surely, 2^{203023312211230} is an apocalyptic number.

203023312211230 is an abundant number, since it is smaller than the sum of its proper divisors (224072221078370).

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

203023312211230 is a wasteful number, since it uses less digits than its factorization.

203023312211230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856706 (or 856699 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 203023312211230 its reverse (32112213320302), we get a palindrome (235135525531532).

The spelling of 203023312211230 in words is "two hundred three trillion, twenty-three billion, three hundred twelve million, two hundred eleven thousand, two hundred thirty".