203331020134 has 24 divisors (see below), whose sum is σ = 343420822584. Its totient is φ = 90168962400.

The previous prime is 203331020107. The next prime is 203331020147. The reversal of 203331020134 is 431020133302.

It is a super-2 number, since 2×203331020134² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10236552 + ... + 10256395.

It is an arithmetic number, because the mean of its divisors is an integer number (14309200941).

Almost surely, 2^203331020134 is an apocalyptic number.

203331020134 is a deficient number, since it is larger than the sum of its proper divisors (140089802450).

203331020134 is a wasteful number, since it uses less digits than its factorization.

203331020134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20493012 (or 20493001 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 203331020134 its reverse (431020133302), we get a palindrome (634351153436).

The spelling of 203331020134 in words is "two hundred three billion, three hundred thirty-one million, twenty thousand, one hundred thirty-four".