11100020122100 has 432 divisors, whose sum is σ = 31003574144256. Its totient is φ = 3427014528000.

The previous prime is 11100020122097. The next prime is 11100020122127. The reversal of 11100020122100 is 122102000111.

It is a super-2 number, since 2×11100020122100² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 895806905 + ... + 895819295.

Almost surely, 2^{11100020122100} is an apocalyptic number.

11100020122100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11100020122100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15501787072128).

11100020122100 is an abundant number, since it is smaller than the sum of its proper divisors (19903554022156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11100020122100 is a wasteful number, since it uses less digits than its factorization.

11100020122100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12494 (or 12459 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11100020122100 its reverse (122102000111), we get a palindrome (11222122122211).

The spelling of 11100020122100 in words is "eleven trillion, one hundred billion, twenty million, one hundred twenty-two thousand, one hundred".