1203231200101 has 16 divisors (see below), whose sum is σ = 1414503715968. Its totient is φ = 1002211675200.

The previous prime is 1203231200053. The next prime is 1203231200137. The reversal of 1203231200101 is 1010021323021.

It is a cyclic number.

It is not a de Polignac number, because 1203231200101 - 2³¹ = 1201083716453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203231203101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16939690 + ... + 17010571.

It is an arithmetic number, because the mean of its divisors is an integer number (88406482248).

Almost surely, 2^{1203231200101} is an apocalyptic number.

It is an amenable number.

1203231200101 is a deficient number, since it is larger than the sum of its proper divisors (211272515867).

1203231200101 is an equidigital number, since it uses as much as digits as its factorization.

1203231200101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33950412.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1203231200101 its reverse (1010021323021), we get a palindrome (2213252523122).

The spelling of 1203231200101 in words is "one trillion, two hundred three billion, two hundred thirty-one million, two hundred thousand, one hundred one".