100020000111331 has 4 divisors (see below), whose sum is σ = 102346046625592. Its totient is φ = 97693953597072.

The previous prime is 100020000111329. The next prime is 100020000111463. The reversal of 100020000111331 is 133111000020001.

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 100020000111331 - 2¹ = 100020000111329 is a prime.

It is a super-2 number, since 2×100020000111331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100020000711331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1163023257066 + ... + 1163023257151.

It is an arithmetic number, because the mean of its divisors is an integer number (25586511656398).

Almost surely, 2^{100020000111331} is an apocalyptic number.

100020000111331 is a deficient number, since it is larger than the sum of its proper divisors (2326046514261).

100020000111331 is an equidigital number, since it uses as much as digits as its factorization.

100020000111331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2326046514260.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 100020000111331 its reverse (133111000020001), we get a palindrome (233131000131332).

The spelling of 100020000111331 in words is "one hundred trillion, twenty billion, one hundred eleven thousand, three hundred thirty-one".