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12020202221101 = 142313313634499
BaseRepresentation
bin1010111011101010101111…
…1000100010111000101101
31120120010020120010021020121
42232322223320202320231
53033414333232033401
641322001001444541
72350300550034214
oct256725370427055
946503216107217
1012020202221101
1139148148735a8
1214217194a0751
13692666c4b779
142d7ad0aa407b
1515ca167d3ca1
hexaeeabe22e2d

12020202221101 has 8 divisors (see below), whose sum is σ = 12029571792000. Its totient is φ = 12010833948672.

The previous prime is 12020202221077. The next prime is 12020202221107. The reversal of 12020202221101 is 10112220202021.

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 12020202221101 - 231 = 12018054737453 is a prime.

It is a super-2 number, since 2×120202022211012 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020202221107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18627150 + ... + 19261648.

It is an arithmetic number, because the mean of its divisors is an integer number (1503696474000).

Almost surely, 212020202221101 is an apocalyptic number.

It is an amenable number.

12020202221101 is a deficient number, since it is larger than the sum of its proper divisors (9369570899).

12020202221101 is a wasteful number, since it uses less digits than its factorization.

12020202221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649235.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12020202221101 its reverse (10112220202021), we get a palindrome (22132422423122).

The spelling of 12020202221101 in words is "twelve trillion, twenty billion, two hundred two million, two hundred twenty-one thousand, one hundred one".

Divisors: 1 1423 13313 634499 18944399 902892077 8447085187 12020202221101