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122113211322 = 2320352201887
BaseRepresentation
bin111000110111010000…
…0111011101110111010
3102200012021112212110110
41301232200323232322
54000041440230242
6132033101525150
711552036112234
oct1615640735672
9380167485413
10122113211322
11478737a7063
121b7bb5737b6
13b690c4c67b
145ca5c71254
15329a77c39c
hex1c6e83bbba

122113211322 has 8 divisors (see below), whose sum is σ = 244226422656. Its totient is φ = 40704403772.

The previous prime is 122113211249. The next prime is 122113211329. The reversal of 122113211322 is 223112311221.

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

122113211322 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (122113211329) 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, 10176100938 + ... + 10176100949.

It is an arithmetic number, because the mean of its divisors is an integer number (30528302832).

Almost surely, 2122113211322 is an apocalyptic number.

122113211322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122113211322 is a wasteful number, since it uses less digits than its factorization.

122113211322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20352201892.

The product of its digits is 288, while the sum is 21.

Adding to 122113211322 its reverse (223112311221), we get a palindrome (345225522543).

The spelling of 122113211322 in words is "one hundred twenty-two billion, one hundred thirteen million, two hundred eleven thousand, three hundred twenty-two".

Divisors: 1 2 3 6 20352201887 40704403774 61056605661 122113211322