1203230023101 has 12 divisors (see below), whose sum is σ = 1840234153212. Its totient is φ = 754967857536.

The previous prime is 1203230023097. The next prime is 1203230023109. The reversal of 1203230023101 is 1013200323021.

1203230023101 is a `hidden beast` number, since 1 + 20 + 32 + 300 + 2 + 310 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 639401739876 + 563828283225 = 799626^2 + 750885^2 .

It is not a de Polignac number, because 1203230023101 - 2² = 1203230023097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203230023109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3932124106 + ... + 3932124411.

It is an arithmetic number, because the mean of its divisors is an integer number (153352846101).

Almost surely, 2^{1203230023101} is an apocalyptic number.

It is an amenable number.

1203230023101 is a deficient number, since it is larger than the sum of its proper divisors (637004130111).

1203230023101 is a wasteful number, since it uses less digits than its factorization.

1203230023101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7864248540 (or 7864248537 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1203230023101 its reverse (1013200323021), we get a palindrome (2216430346122).

The spelling of 1203230023101 in words is "one trillion, two hundred three billion, two hundred thirty million, twenty-three thousand, one hundred one".