203011020110030 has 32 divisors (see below), whose sum is σ = 398682065564640. Its totient is φ = 73814366120320.

The previous prime is 203011020109991. The next prime is 203011020110051. The reversal of 203011020110030 is 30011020110302.

It is a super-2 number, since 2×203011020110030² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203011020109987 and 203011020110014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96744845 + ... + 98820984.

It is an arithmetic number, because the mean of its divisors is an integer number (12458814548895).

Almost surely, 2^{203011020110030} is an apocalyptic number.

203011020110030 is a deficient number, since it is larger than the sum of its proper divisors (195671045454610).

203011020110030 is a wasteful number, since it uses less digits than its factorization.

203011020110030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195575284.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 203011020110030 its reverse (30011020110302), we get a palindrome (233022040220332).

The spelling of 203011020110030 in words is "two hundred three trillion, eleven billion, twenty million, one hundred ten thousand, thirty".