4100121102 has 128 divisors (see below), whose sum is σ = 10450944000. Its totient is φ = 1041494400.

The previous prime is 4100121083. The next prime is 4100121107. The reversal of 4100121102 is 2011210014.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4100121107) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9512827 + ... + 9513257.

It is an arithmetic number, because the mean of its divisors is an integer number (81648000).

Almost surely, 2^4100121102 is an apocalyptic number.

4100121102 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4100121102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5225472000).

4100121102 is an abundant number, since it is smaller than the sum of its proper divisors (6350822898).

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

4100121102 is a wasteful number, since it uses less digits than its factorization.

4100121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 4100121102 is about 64032.1880150913. The cubic root of 4100121102 is about 1600.5364219600.

Adding to 4100121102 its reverse (2011210014), we get a palindrome (6111331116).

It can be divided in two parts, 410012 and 1102, that added together give a palindrome (411114).

The spelling of 4100121102 in words is "four billion, one hundred million, one hundred twenty-one thousand, one hundred two".