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2101122022 = 21736619187
BaseRepresentation
bin111110100111100…
…1001001111100110
312102102122001120011
41331033021033212
513300341401042
6544254200434
7103032146116
oct17517111746
95372561504
102101122022
1198903508a
124a77b311a
132763c178c
1415d09d046
15c46d9a17
hex7d3c93e6

2101122022 has 16 divisors (see below), whose sum is σ = 3175042032. Its totient is φ = 1042794720.

The previous prime is 2101122017. The next prime is 2101122031. The reversal of 2101122022 is 2202211012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2101121993 and 2101122011.

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, 224113 + ... + 233299.

It is an arithmetic number, because the mean of its divisors is an integer number (198440127).

Almost surely, 22101122022 is an apocalyptic number.

2101122022 is a deficient number, since it is larger than the sum of its proper divisors (1073920010).

2101122022 is a wasteful number, since it uses less digits than its factorization.

2101122022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10023.

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

The square root of 2101122022 is about 45837.9975784283. The cubic root of 2101122022 is about 1280.8071939038.

Adding to 2101122022 its reverse (2202211012), we get a palindrome (4303333034).

The spelling of 2101122022 in words is "two billion, one hundred one million, one hundred twenty-two thousand, twenty-two".

Divisors: 1 2 173 346 661 1322 9187 18374 114353 228706 1589351 3178702 6072607 12145214 1050561011 2101122022