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20031202222 = 291910898369
BaseRepresentation
bin10010101001111100…
…111110001110101110
31220201000020111122121
4102221330332032232
5312010441432342
613111402103154
71306251260323
oct225174761656
956630214577
1020031202222
11854a100789
123a704aaaba
131b72cb0ba5
14d804c8b4a
157c3881067
hex4a9f3e3ae

20031202222 has 8 divisors (see below), whose sum is σ = 30079501200. Its totient is φ = 10004701824.

The previous prime is 20031202211. The next prime is 20031202223. The reversal of 20031202222 is 22220213002.

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

It is a super-3 number, since 3×200312022223 (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20031202196 and 20031202205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20031202223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5447347 + ... + 5451022.

It is an arithmetic number, because the mean of its divisors is an integer number (3759937650).

Almost surely, 220031202222 is an apocalyptic number.

20031202222 is a deficient number, since it is larger than the sum of its proper divisors (10048298978).

20031202222 is a wasteful number, since it uses less digits than its factorization.

20031202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10899290.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 20031202222 its reverse (22220213002), we get a palindrome (42251415224).

The spelling of 20031202222 in words is "twenty billion, thirty-one million, two hundred two thousand, two hundred twenty-two".

Divisors: 1 2 919 1838 10898369 21796738 10015601111 20031202222