101111220011 has 16 divisors (see below), whose sum is σ = 102891600000. Its totient is φ = 99347758848.

The previous prime is 101111219971. The next prime is 101111220013. The reversal of 101111220011 is 110022111101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101111220011 is a prime.

It is a super-2 number, since 2×101111220011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101111219974 and 101111220001.

It is not an unprimeable number, because it can be changed into a prime (101111220013) 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, 18573656 + ... + 18579098.

It is an arithmetic number, because the mean of its divisors is an integer number (6430725000).

Almost surely, 2^101111220011 is an apocalyptic number.

101111220011 is a deficient number, since it is larger than the sum of its proper divisors (1780379989).

101111220011 is a wasteful number, since it uses less digits than its factorization.

101111220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6938.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 101111220011 its reverse (110022111101), we get a palindrome (211133331112).

The spelling of 101111220011 in words is "one hundred one billion, one hundred eleven million, two hundred twenty thousand, eleven".