101331201321103 has 16 divisors (see below), whose sum is σ = 112687530188800. Its totient is φ = 90485894953440.

The previous prime is 101331201321073. The next prime is 101331201321107. The reversal of 101331201321103 is 301123102133101.

It is a cyclic number.

It is not a de Polignac number, because 101331201321103 - 2⁴⁵ = 66146829232271 is a prime.

It is a super-2 number, since 2×101331201321103² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101331201321107) 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, 45142233 + ... + 47333746.

It is an arithmetic number, because the mean of its divisors is an integer number (7042970636800).

Almost surely, 2^{101331201321103} is an apocalyptic number.

101331201321103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

101331201321103 is a deficient number, since it is larger than the sum of its proper divisors (11356328867697).

101331201321103 is a wasteful number, since it uses less digits than its factorization.

101331201321103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92478742.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 101331201321103 its reverse (301123102133101), we get a palindrome (402454303454204).

The spelling of 101331201321103 in words is "one hundred one trillion, three hundred thirty-one billion, two hundred one million, three hundred twenty-one thousand, one hundred three".