203223110148 has 36 divisors (see below), whose sum is σ = 519474812220. Its totient is φ = 66979900416.

The previous prime is 203223110147. The next prime is 203223110171. The reversal of 203223110148 is 841011322302.

203223110148 is a `hidden beast` number, since 20 + 322 + 311 + 0 + 1 + 4 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 61547655744 + 141675454404 = 248088^2 + 376398^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×203223110148² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (203223110147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31710765 + ... + 31717172.

It is an arithmetic number, because the mean of its divisors is an integer number (14429855895).

Almost surely, 2^203223110148 is an apocalyptic number.

It is an amenable number.

203223110148 is an abundant number, since it is smaller than the sum of its proper divisors (316251702072).

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

203223110148 is a wasteful number, since it uses less digits than its factorization.

203223110148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63428036 (or 63428031 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 203223110148 in words is "two hundred three billion, two hundred twenty-three million, one hundred ten thousand, one hundred forty-eight".