203010013211100 has 144 divisors (see below), whose sum is σ = 588030477140736. Its totient is φ = 54075659328000.

The previous prime is 203010013211099. The next prime is 203010013211101. The reversal of 203010013211100 is 1112310010302.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (203010013211099) and next prime (203010013211101).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 203010013211100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203010013211101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4728068832 + ... + 4728111768.

It is an arithmetic number, because the mean of its divisors is an integer number (4083544980144).

Almost surely, 2^{203010013211100} is an apocalyptic number.

203010013211100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203010013211100 is an abundant number, since it is smaller than the sum of its proper divisors (385020463929636).

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

203010013211100 is a wasteful number, since it uses less digits than its factorization.

203010013211100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60156 (or 60149 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 203010013211100 its reverse (1112310010302), we get a palindrome (204122323221402).

The spelling of 203010013211100 in words is "two hundred three trillion, ten billion, thirteen million, two hundred eleven thousand, one hundred".