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120101430100 = 22521963211279
BaseRepresentation
bin110111111011010011…
…0100110001101010100
3102111000002000210102211
41233312212212031110
53431431431230400
6131101314243204
711451140211661
oct1576646461524
9374002023384
10120101430100
1146a31143053
121b339886504
13b43020ba92
145b549caa68
1531cdd3ddba
hex1bf69a6354

120101430100 has 36 divisors (see below), whose sum is σ = 274336955200. Its totient is φ = 45512120160.

The previous prime is 120101430079. The next prime is 120101430101. The reversal of 120101430100 is 1034101021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120101430101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31603740 + ... + 31607539.

Almost surely, 2120101430100 is an apocalyptic number.

120101430100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120101430100 is an abundant number, since it is smaller than the sum of its proper divisors (154235525100).

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

120101430100 is a wasteful number, since it uses less digits than its factorization.

120101430100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63211312 (or 63211305 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 120101430100 its reverse (1034101021), we get a palindrome (121135531121).

The spelling of 120101430100 in words is "one hundred twenty billion, one hundred one million, four hundred thirty thousand, one hundred".

Divisors: 1 2 4 5 10 19 20 25 38 50 76 95 100 190 380 475 950 1900 63211279 126422558 252845116 316056395 632112790 1201014301 1264225580 1580281975 2402028602 3160563950 4804057204 6005071505 6321127900 12010143010 24020286020 30025357525 60050715050 120101430100