203143011412310 has 16 divisors (see below), whose sum is σ = 365657866260336. Its totient is φ = 81257105516448.

The previous prime is 203143011412249. The next prime is 203143011412349. The reversal of 203143011412310 is 13214110341302.

It is a super-2 number, since 2×203143011412310² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203143011412310.

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, 3461069 + ... + 20451528.

It is an arithmetic number, because the mean of its divisors is an integer number (22853616641271).

Almost surely, 2^{203143011412310} is an apocalyptic number.

203143011412310 is a deficient number, since it is larger than the sum of its proper divisors (162514854848026).

203143011412310 is a wasteful number, since it uses less digits than its factorization.

203143011412310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24762127.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 203143011412310 its reverse (13214110341302), we get a palindrome (216357121753612).

The spelling of 203143011412310 in words is "two hundred three trillion, one hundred forty-three billion, eleven million, four hundred twelve thousand, three hundred ten".