101311212303 has 24 divisors (see below), whose sum is σ = 167254474400. Its totient is φ = 57888463104.

The previous prime is 101311212281. The next prime is 101311212361. The reversal of 101311212303 is 303212113101.

101311212303 is a `hidden beast` number, since 101 + 311 + 21 + 230 + 3 = 666.

It is not a de Polignac number, because 101311212303 - 2¹⁴ = 101311195919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101313212303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1194363 + ... + 1276371.

Almost surely, 2^101311212303 is an apocalyptic number.

101311212303 is a deficient number, since it is larger than the sum of its proper divisors (65943262097).

101311212303 is a wasteful number, since it uses less digits than its factorization.

101311212303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101631 (or 101628 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 101311212303 its reverse (303212113101), we get a palindrome (404523325404).

The spelling of 101311212303 in words is "one hundred one billion, three hundred eleven million, two hundred twelve thousand, three hundred three".