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22120430102 = 291199112251
BaseRepresentation
bin10100100110011110…
…101111101000010110
32010002121111021111222
4110212132233220112
5330300312230402
614054553330342
71412110360601
oct244636575026
963077437458
1022120430102
1194214515a1
1243541069b2
132116a998c4
1410dbb6d338
15896ebb7a2
hex5267afa16

22120430102 has 16 divisors (see below), whose sum is σ = 33253300224. Its totient is φ = 11036025000.

The previous prime is 22120430099. The next prime is 22120430117. The reversal of 22120430102 is 20103402122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1799477 + ... + 1811727.

It is an arithmetic number, because the mean of its divisors is an integer number (2078331264).

Almost surely, 222120430102 is an apocalyptic number.

22120430102 is a deficient number, since it is larger than the sum of its proper divisors (11132870122).

22120430102 is a wasteful number, since it uses less digits than its factorization.

22120430102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14155.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22120430102 its reverse (20103402122), we get a palindrome (42223832224).

The spelling of 22120430102 in words is "twenty-two billion, one hundred twenty million, four hundred thirty thousand, one hundred two".

Divisors: 1 2 911 991 1822 1982 12251 24502 902801 1805602 11160661 12140741 22321322 24281482 11060215051 22120430102