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22030002233 = 59936777967
BaseRepresentation
bin10100100001000101…
…110010100000111001
32002212022100001210122
4110201011302200321
5330104140032413
614042003223025
71406631633521
oct244105624071
962768301718
1022030002233
1193853a8818
124329977a75
132101127ca5
1410cdb50681
1588e0a8108
hex521172839

22030002233 has 4 divisors (see below), whose sum is σ = 22066780800. Its totient is φ = 21993223668.

The previous prime is 22030002167. The next prime is 22030002277. The reversal of 22030002233 is 33220003022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33220003022 = 216610001511.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-22030002233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22030002283) 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, 18388385 + ... + 18389582.

It is an arithmetic number, because the mean of its divisors is an integer number (5516695200).

Almost surely, 222030002233 is an apocalyptic number.

It is an amenable number.

22030002233 is a deficient number, since it is larger than the sum of its proper divisors (36778567).

22030002233 is an equidigital number, since it uses as much as digits as its factorization.

22030002233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36778566.

The product of its (nonzero) digits is 432, while the sum is 17.

Adding to 22030002233 its reverse (33220003022), we get a palindrome (55250005255).

The spelling of 22030002233 in words is "twenty-two billion, thirty million, two thousand, two hundred thirty-three".

Divisors: 1 599 36777967 22030002233