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22002122101 = 1491104713367
BaseRepresentation
bin10100011111011011…
…011011110101110101
32002210100212121110011
4110133123123311311
5330030020401401
614035125500221
71406142644401
oct243733336565
962710777404
1022002122101
119370695a93
124320571671
1320c8415b7b
1410ca174101
1588b8ec451
hex51f6dbd75

22002122101 has 8 divisors (see below), whose sum is σ = 22153449600. Its totient is φ = 21850843728.

The previous prime is 22002122083. The next prime is 22002122167. The reversal of 22002122101 is 10122120022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22002122101 - 225 = 21968567669 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 (22002122171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1639320 + ... + 1652686.

It is an arithmetic number, because the mean of its divisors is an integer number (2769181200).

Almost surely, 222002122101 is an apocalyptic number.

It is an amenable number.

22002122101 is a deficient number, since it is larger than the sum of its proper divisors (151327499).

22002122101 is a wasteful number, since it uses less digits than its factorization.

22002122101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24563.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22002122101 its reverse (10122120022), we get a palindrome (32124242123).

The spelling of 22002122101 in words is "twenty-two billion, two million, one hundred twenty-two thousand, one hundred one".

Divisors: 1 149 11047 13367 1646003 1991683 147665249 22002122101