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22233130420 = 2251871594151
BaseRepresentation
bin10100101101001100…
…101010010110110100
32010101110120001021211
4110231030222112310
5331013140133140
614114101051204
71414646330134
oct245514522664
963343501254
1022233130420
11947a027a56
1243859b6b04
132134239097
14110cb08ac4
158a1d2e2ea
hex52d32a5b4

22233130420 has 24 divisors (see below), whose sum is σ = 46714606848. Its totient is φ = 8888484000.

The previous prime is 22233130391. The next prime is 22233130427. The reversal of 22233130420 is 2403133222.

It is a junction number, because it is equal to n+sod(n) for n = 22233130391 and 22233130400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22233130427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259656 + ... + 334495.

It is an arithmetic number, because the mean of its divisors is an integer number (1946441952).

Almost surely, 222233130420 is an apocalyptic number.

22233130420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22233130420 is an abundant number, since it is smaller than the sum of its proper divisors (24481476428).

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

22233130420 is a wasteful number, since it uses less digits than its factorization.

22233130420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596031 (or 596029 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 22233130420 its reverse (2403133222), we get a palindrome (24636263642).

The spelling of 22233130420 in words is "twenty-two billion, two hundred thirty-three million, one hundred thirty thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 1871 3742 7484 9355 18710 37420 594151 1188302 2376604 2970755 5941510 11883020 1111656521 2223313042 4446626084 5558282605 11116565210 22233130420