101111133011 has 4 divisors (see below), whose sum is σ = 115555580592. Its totient is φ = 86666685432.

The previous prime is 101111132989. The next prime is 101111133029. The reversal of 101111133011 is 110331111101.

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 101111133011 - 2¹⁴ = 101111116627 is a prime.

It is a super-2 number, since 2×101111133011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101111133061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7222223780 + ... + 7222223793.

It is an arithmetic number, because the mean of its divisors is an integer number (28888895148).

Almost surely, 2^101111133011 is an apocalyptic number.

101111133011 is a deficient number, since it is larger than the sum of its proper divisors (14444447581).

101111133011 is an equidigital number, since it uses as much as digits as its factorization.

101111133011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14444447580.

The product of its (nonzero) digits is 9, while the sum is 14.

Adding to 101111133011 its reverse (110331111101), we get a palindrome (211442244112).

The spelling of 101111133011 in words is "one hundred one billion, one hundred eleven million, one hundred thirty-three thousand, eleven".