100121102111102 has 32 divisors (see below), whose sum is σ = 164040711563520. Its totient is φ = 45670425272640.

The previous prime is 100121102111011. The next prime is 100121102111153. The reversal of 100121102111102 is 201111201121001.

It is a super-2 number, since 2×100121102111102² (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 15 ways as a sum of consecutive naturals, for example, 431388383 + ... + 431620410.

It is an arithmetic number, because the mean of its divisors is an integer number (5126272236360).

Almost surely, 2^{100121102111102} is an apocalyptic number.

100121102111102 is a deficient number, since it is larger than the sum of its proper divisors (63919609452418).

100121102111102 is a wasteful number, since it uses less digits than its factorization.

100121102111102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863008928.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 100121102111102 its reverse (201111201121001), we get a palindrome (301232303232103).

The spelling of 100121102111102 in words is "one hundred trillion, one hundred twenty-one billion, one hundred two million, one hundred eleven thousand, one hundred two".