11101220022101 has 16 divisors (see below), whose sum is σ = 12368358782208. Its totient is φ = 9877080072000.

The previous prime is 11101220022089. The next prime is 11101220022119. The reversal of 11101220022101 is 10122002210111.

It is a cyclic number.

It is not a de Polignac number, because 11101220022101 - 2⁶ = 11101220022037 is a prime.

It is a super-2 number, since 2×11101220022101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101220022301) 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, 26600951 + ... + 27015051.

It is an arithmetic number, because the mean of its divisors is an integer number (773022423888).

Almost surely, 2^{11101220022101} is an apocalyptic number.

11101220022101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11101220022101 is a deficient number, since it is larger than the sum of its proper divisors (1267138760107).

11101220022101 is a wasteful number, since it uses less digits than its factorization.

11101220022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466012.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11101220022101 its reverse (10122002210111), we get a palindrome (21223222232212).

It can be divided in two parts, 11 and 101220022101, that multiplied together give a palindrome (1113420243111).

The spelling of 11101220022101 in words is "eleven trillion, one hundred one billion, two hundred twenty million, twenty-two thousand, one hundred one".