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120120133230 = 2325171571932591
BaseRepresentation
bin110111111011110110…
…1111100011001101110
3102111001101020000022100
41233313231330121232
53432001223230410
6131103223155530
711451455200026
oct1576755743156
9374041200270
10120120133230
1146a40757a89
121b343ba5ba6
13b434059b16
145b57298a86
1531d07d58c0
hex1bf7b7c66e

120120133230 has 192 divisors, whose sum is σ = 334643332608. Its totient is φ = 29789061120.

The previous prime is 120120133229. The next prime is 120120133283. The reversal of 120120133230 is 32331021021.

120120133230 is a `hidden beast` number, since 1 + 201 + 201 + 33 + 230 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 46359235 + ... + 46361825.

It is an arithmetic number, because the mean of its divisors is an integer number (1742934024).

Almost surely, 2120120133230 is an apocalyptic number.

120120133230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 120120133230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167321666304).

120120133230 is an abundant number, since it is smaller than the sum of its proper divisors (214523199378).

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

120120133230 is a wasteful number, since it uses less digits than its factorization.

120120133230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2971 (or 2968 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 120120133230 its reverse (32331021021), we get a palindrome (152451154251).

The spelling of 120120133230 in words is "one hundred twenty billion, one hundred twenty million, one hundred thirty-three thousand, two hundred thirty".