101320311021111 has 32 divisors (see below), whose sum is σ = 184743587051520. Its totient is φ = 53443680537312.

The previous prime is 101320311021109. The next prime is 101320311021113. The reversal of 101320311021111 is 111120113023101.

101320311021111 is a `hidden beast` number, since 1 + 0 + 1 + 320 + 311 + 0 + 21 + 1 + 11 = 666.

It is an interprime number because it is at equal distance from previous prime (101320311021109) and next prime (101320311021113).

It is not a de Polignac number, because 101320311021111 - 2¹ = 101320311021109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101320311021113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20618701455 + ... + 20618706368.

It is an arithmetic number, because the mean of its divisors is an integer number (5773237095360).

Almost surely, 2^{101320311021111} is an apocalyptic number.

101320311021111 is a deficient number, since it is larger than the sum of its proper divisors (83423276030409).

101320311021111 is a wasteful number, since it uses less digits than its factorization.

101320311021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41237407852 (or 41237407846 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 101320311021111 its reverse (111120113023101), we get a palindrome (212440424044212).

The spelling of 101320311021111 in words is "one hundred one trillion, three hundred twenty billion, three hundred eleven million, twenty-one thousand, one hundred eleven".