100121210111110 has 8 divisors (see below), whose sum is σ = 180218178200016. Its totient is φ = 40048484044440.

The previous prime is 100121210111057. The next prime is 100121210111183. The reversal of 100121210111110 is 11111012121001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×100121210111110² (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 3 ways as a sum of consecutive naturals, for example, 5006060505546 + ... + 5006060505565.

It is an arithmetic number, because the mean of its divisors is an integer number (22527272275002).

Almost surely, 2^{100121210111110} is an apocalyptic number.

100121210111110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100121210111110 is a deficient number, since it is larger than the sum of its proper divisors (80096968088906).

100121210111110 is a wasteful number, since it uses less digits than its factorization.

100121210111110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10012121011118.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 100121210111110 its reverse (11111012121001), we get a palindrome (111232222232111).

The spelling of 100121210111110 in words is "one hundred trillion, one hundred twenty-one billion, two hundred ten million, one hundred eleven thousand, one hundred ten".