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20122332213 = 37583884537
BaseRepresentation
bin10010101111011000…
…100110110000110101
31220221100201101111110
4102233120212300311
5312202304112323
613124415225233
71311436000404
oct225730466065
956840641443
1020122332213
118596594025
123a96b18219
131b88b3a269
14d8c64b63b
157cb882793
hex4af626c35

20122332213 has 8 divisors (see below), whose sum is σ = 26833344768. Its totient is φ = 13413103904.

The previous prime is 20122332203. The next prime is 20122332257. The reversal of 20122332213 is 31223322102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20122332213 - 210 = 20122331189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20122332213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122332203) 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, 419520 + ... + 465017.

It is an arithmetic number, because the mean of its divisors is an integer number (3354168096).

Almost surely, 220122332213 is an apocalyptic number.

It is an amenable number.

20122332213 is a deficient number, since it is larger than the sum of its proper divisors (6711012555).

20122332213 is an equidigital number, since it uses as much as digits as its factorization.

20122332213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892123.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20122332213 its reverse (31223322102), we get a palindrome (51345654315).

The spelling of 20122332213 in words is "twenty billion, one hundred twenty-two million, three hundred thirty-two thousand, two hundred thirteen".

Divisors: 1 3 7583 22749 884537 2653611 6707444071 20122332213