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120020112213 = 3311290538841
BaseRepresentation
bin110111111000111000…
…0011001001101010101
3102110210102000102021020
41233301300121031111
53431300122042323
6131045251311353
711446132056411
oct1576160311525
9373712012236
10120020112213
114699a251791
121b3165ab559
13b4194098a1
145b47c9dd41
1531c6b29ae3
hex1bf1c19355

120020112213 has 8 divisors (see below), whose sum is σ = 165188971776. Its totient is φ = 77432330400.

The previous prime is 120020112167. The next prime is 120020112221. The reversal of 120020112213 is 312211020021.

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

It is not a de Polignac number, because 120020112213 - 28 = 120020111957 is a prime.

It is a super-2 number, since 2×1200201122132 (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 120020112192 and 120020112201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120020112263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645269328 + ... + 645269513.

It is an arithmetic number, because the mean of its divisors is an integer number (20648621472).

Almost surely, 2120020112213 is an apocalyptic number.

It is an amenable number.

120020112213 is a deficient number, since it is larger than the sum of its proper divisors (45168859563).

120020112213 is a wasteful number, since it uses less digits than its factorization.

120020112213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290538875.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 120020112213 its reverse (312211020021), we get a palindrome (432231132234).

The spelling of 120020112213 in words is "one hundred twenty billion, twenty million, one hundred twelve thousand, two hundred thirteen".

Divisors: 1 3 31 93 1290538841 3871616523 40006704071 120020112213