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122030233213 = 785920294401
BaseRepresentation
bin111000110100110010…
…0011001011001111101
3102122222111102010220011
41301221210121121331
53444404214430323
6132020535223221
711550010603450
oct1615144313175
9378874363804
10122030233213
1147830981409
121b797817b11
13b6799b88b5
145c98c31497
15329333b20d
hex1c6991967d

122030233213 has 8 divisors (see below), whose sum is σ = 139625485760. Its totient is φ = 104475571200.

The previous prime is 122030233201. The next prime is 122030233217. The reversal of 122030233213 is 312332030221.

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

It is a de Polignac number, because none of the positive numbers 2k-122030233213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122030233217) 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, 10141188 + ... + 10153213.

It is an arithmetic number, because the mean of its divisors is an integer number (17453185720).

Almost surely, 2122030233213 is an apocalyptic number.

It is an amenable number.

122030233213 is a deficient number, since it is larger than the sum of its proper divisors (17595252547).

122030233213 is an equidigital number, since it uses as much as digits as its factorization.

122030233213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20295267.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 122030233213 its reverse (312332030221), we get a palindrome (434362263434).

The spelling of 122030233213 in words is "one hundred twenty-two billion, thirty million, two hundred thirty-three thousand, two hundred thirteen".

Divisors: 1 7 859 6013 20294401 142060807 17432890459 122030233213