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1122101002 = 211229281569
BaseRepresentation
bin100001011100001…
…1110011100001010
32220012102122012101
41002320132130022
54244224213002
6303202304014
736543462331
oct10270363412
92805378171
101122101002
11526440100
1227395800a
1314b61b4b9
14a9052d18
156879e587
hex42e1e70a

1122101002 has 48 divisors (see below), whose sum is σ = 1924057800. Its totient is φ = 489843200.

The previous prime is 1122100949. The next prime is 1122101003. The reversal of 1122101002 is 2001012211.

It can be written as a sum of positive squares in 4 ways, for example, as 887980401 + 234120601 = 29799^2 + 15301^2 .

It is a super-2 number, since 2×11221010022 = 2518221317378808008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1122101002.

It is not an unprimeable number, because it can be changed into a prime (1122101003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1971774 + ... + 1972342.

Almost surely, 21122101002 is an apocalyptic number.

1122101002 is a deficient number, since it is larger than the sum of its proper divisors (801956798).

1122101002 is a wasteful number, since it uses less digits than its factorization.

1122101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903 (or 892 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1122101002 is about 33497.7760754352. The cubic root of 1122101002 is about 1039.1477862000.

Adding to 1122101002 its reverse (2001012211), we get a palindrome (3123113213).

The spelling of 1122101002 in words is "one billion, one hundred twenty-two million, one hundred one thousand, two".

Divisors: 1 2 11 22 29 58 121 242 281 319 562 569 638 1138 3091 3509 6182 6259 7018 8149 12518 16298 16501 33002 34001 68002 68849 89639 137698 159889 179278 181511 319778 363022 986029 1758779 1972058 1996621 3517558 3993242 4636781 9273562 19346569 38693138 51004591 102009182 561050501 1122101002