101311212302 has 4 divisors (see below), whose sum is σ = 151966818456. Its totient is φ = 50655606150.

The previous prime is 101311212281. The next prime is 101311212361. The reversal of 101311212302 is 203212113101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 203212113101 = 37 ⋅5492219273.

It is a super-2 number, since 2×101311212302² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25327803074 + ... + 25327803077.

It is an arithmetic number, because the mean of its divisors is an integer number (37991704614).

Almost surely, 2^101311212302 is an apocalyptic number.

101311212302 is a deficient number, since it is larger than the sum of its proper divisors (50655606154).

101311212302 is an equidigital number, since it uses as much as digits as its factorization.

101311212302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50655606153.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 101311212302 its reverse (203212113101), we get a palindrome (304523325403).

The spelling of 101311212302 in words is "one hundred one billion, three hundred eleven million, two hundred twelve thousand, three hundred two".