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22012410423 = 319400796377
BaseRepresentation
bin10100100000000010…
…101011101000110111
32002211002020022101010
4110200002223220313
5330040134113143
614040134203303
71406326254453
oct244002535067
962732208333
1022012410423
119376482833
124323ab3533
1320ca5a8a33
1410cb691663
1588c780a33
hex5200aba37

22012410423 has 16 divisors (see below), whose sum is σ = 30902641920. Its totient is φ = 13898961216.

The previous prime is 22012410401. The next prime is 22012410439. The reversal of 22012410423 is 32401421022.

It is not a de Polignac number, because 22012410423 - 229 = 21475539511 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22012410423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012410223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180211 + ... + 276587.

It is an arithmetic number, because the mean of its divisors is an integer number (1931415120).

Almost surely, 222012410423 is an apocalyptic number.

22012410423 is a deficient number, since it is larger than the sum of its proper divisors (8890231497).

22012410423 is a wasteful number, since it uses less digits than its factorization.

22012410423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100406.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 22012410423 its reverse (32401421022), we get a palindrome (54413831445).

The spelling of 22012410423 in words is "twenty-two billion, twelve million, four hundred ten thousand, four hundred twenty-three".

Divisors: 1 3 19 57 4007 12021 76133 96377 228399 289131 1831163 5493489 386182639 1158547917 7337470141 22012410423