1201312132023 has 16 divisors (see below), whose sum is σ = 1727175340800. Its totient is φ = 740218000320.

The previous prime is 1201312132021. The next prime is 1201312132037. The reversal of 1201312132023 is 3202312131021.

It is not a de Polignac number, because 1201312132023 - 2¹ = 1201312132021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201312132021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257017803 + ... + 257022476.

It is an arithmetic number, because the mean of its divisors is an integer number (107948458800).

Almost surely, 2^{1201312132023} is an apocalyptic number.

1201312132023 is a deficient number, since it is larger than the sum of its proper divisors (525863208777).

1201312132023 is a wasteful number, since it uses less digits than its factorization.

1201312132023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514040342.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1201312132023 its reverse (3202312131021), we get a palindrome (4403624263044).

The spelling of 1201312132023 in words is "one trillion, two hundred one billion, three hundred twelve million, one hundred thirty-two thousand, twenty-three".