133031130122100 has 216 divisors, whose sum is σ = 448278481465920. Its totient is φ = 30370870548480.

The previous prime is 133031130122071. The next prime is 133031130122141. The reversal of 133031130122100 is 1221031130331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6940132 + ... + 17726468.

It is an arithmetic number, because the mean of its divisors is an integer number (2075363340120).

Almost surely, 2^{133031130122100} is an apocalyptic number.

133031130122100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133031130122100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224139240732960).

133031130122100 is an abundant number, since it is smaller than the sum of its proper divisors (315247351343820).

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

133031130122100 is a wasteful number, since it uses less digits than its factorization.

133031130122100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10787207 (or 10787193 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 133031130122100 its reverse (1221031130331), we get a palindrome (134252161252431).

The spelling of 133031130122100 in words is "one hundred thirty-three trillion, thirty-one billion, one hundred thirty million, one hundred twenty-two thousand, one hundred".