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22122122102 = 231682952249
BaseRepresentation
bin10100100110100101…
…001100101101110110
32010002201200020111122
4110212211030231312
5330301230401402
614055053503542
71412130635543
oct244645145566
963081606448
1022122122102
1194223a7843
1243547a1bb2
13211723caa2
1410dc08dbca
15897202ca2
hex52694cb76

22122122102 has 16 divisors (see below), whose sum is σ = 34259280000. Its totient is φ = 10702480320.

The previous prime is 22122122081. The next prime is 22122122111. The reversal of 22122122102 is 20122122122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397274 + ... + 449522.

It is an arithmetic number, because the mean of its divisors is an integer number (2141205000).

Almost surely, 222122122102 is an apocalyptic number.

22122122102 is a deficient number, since it is larger than the sum of its proper divisors (12137157898).

22122122102 is a wasteful number, since it uses less digits than its factorization.

22122122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59111.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22122122102 its reverse (20122122122), we get a palindrome (42244244224).

The spelling of 22122122102 in words is "twenty-two billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred two".

Divisors: 1 2 31 62 6829 13658 52249 104498 211699 423398 1619719 3239438 356808421 713616842 11061061051 22122122102