110021121210100 has 36 divisors (see below), whose sum is σ = 240568320329568. Its totient is φ = 43672506124000.

The previous prime is 110021121210031. The next prime is 110021121210193. The reversal of 110021121210100 is 1012121120011.

It is a happy number.

It is a super-2 number, since 2×110021121210100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4199266336 + ... + 4199292535.

It is an arithmetic number, because the mean of its divisors is an integer number (6682453342488).

Almost surely, 2^{110021121210100} is an apocalyptic number.

110021121210100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110021121210100 is an abundant number, since it is smaller than the sum of its proper divisors (130547199119468).

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

110021121210100 is a wasteful number, since it uses less digits than its factorization.

110021121210100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8398559016 (or 8398559009 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 110021121210100 its reverse (1012121120011), we get a palindrome (111033242330111).

The spelling of 110021121210100 in words is "one hundred ten trillion, twenty-one billion, one hundred twenty-one million, two hundred ten thousand, one hundred".