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20122323202 = 239631253871
BaseRepresentation
bin10010101111011000…
…100100100100000010
31220221100200221010201
4102233120210210002
5312202303320302
613124415115414
71311435632212
oct225730444402
956840627121
1020122323202
118596588283
123a96b12b6a
131b88b36127
14d8c648242
157cb87ec87
hex4af624902

20122323202 has 8 divisors (see below), whose sum is σ = 30184365312. Its totient is φ = 10060868100.

The previous prime is 20122323167. The next prime is 20122323209. The reversal of 20122323202 is 20232322102.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20122323202.

It is not an unprimeable number, because it can be changed into a prime (20122323209) 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, 47674 + ... + 206197.

It is an arithmetic number, because the mean of its divisors is an integer number (3773045664).

Almost surely, 220122323202 is an apocalyptic number.

20122323202 is a deficient number, since it is larger than the sum of its proper divisors (10062042110).

20122323202 is a wasteful number, since it uses less digits than its factorization.

20122323202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293504.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20122323202 its reverse (20232322102), we get a palindrome (40354645304).

The spelling of 20122323202 in words is "twenty billion, one hundred twenty-two million, three hundred twenty-three thousand, two hundred two".

Divisors: 1 2 39631 79262 253871 507742 10061161601 20122323202