1301212203203 has 4 divisors (see below), whose sum is σ = 1419504221688. Its totient is φ = 1182920184720.

The previous prime is 1301212203121. The next prime is 1301212203229. The reversal of 1301212203203 is 3023022121031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1301212203203 - 2²⁰ = 1301211154627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1301212203103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59146009226 + ... + 59146009247.

It is an arithmetic number, because the mean of its divisors is an integer number (354876055422).

Almost surely, 2^{1301212203203} is an apocalyptic number.

1301212203203 is a deficient number, since it is larger than the sum of its proper divisors (118292018485).

1301212203203 is a wasteful number, since it uses less digits than its factorization.

1301212203203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118292018484.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1301212203203 its reverse (3023022121031), we get a palindrome (4324234324234).

The spelling of 1301212203203 in words is "one trillion, three hundred one billion, two hundred twelve million, two hundred three thousand, two hundred three".