100121231134 has 8 divisors (see below), whose sum is σ = 155360531160. Its totient is φ = 48334387416.

The previous prime is 100121231131. The next prime is 100121231137. The reversal of 100121231134 is 431132121001.

100121231134 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (100121231131) and next prime (100121231137).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100121231131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 863114004 + ... + 863114119.

It is an arithmetic number, because the mean of its divisors is an integer number (19420066395).

Almost surely, 2^100121231134 is an apocalyptic number.

100121231134 is a deficient number, since it is larger than the sum of its proper divisors (55239300026).

100121231134 is a wasteful number, since it uses less digits than its factorization.

100121231134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1726228154.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 100121231134 its reverse (431132121001), we get a palindrome (531253352135).

The spelling of 100121231134 in words is "one hundred billion, one hundred twenty-one million, two hundred thirty-one thousand, one hundred thirty-four".