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12202205070 = 2351123361489
BaseRepresentation
bin10110101110100111…
…01101111110001110
31011111101121020120010
423113103231332032
5144442231030240
65334451334050
7611245013616
oct132723557616
934441536503
1012202205070
1151a1910300
1224465b1326
1311c60116b3
1483a815a46
154b63b3280
hex2d74edf8e

12202205070 has 48 divisors (see below), whose sum is σ = 32189628240. Its totient is φ = 2958109440.

The previous prime is 12202205063. The next prime is 12202205123. The reversal of 12202205070 is 7050220221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1677115 + ... + 1684374.

It is an arithmetic number, because the mean of its divisors is an integer number (670617255).

Almost surely, 212202205070 is an apocalyptic number.

12202205070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12202205070 is an abundant number, since it is smaller than the sum of its proper divisors (19987423170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12202205070 is a wasteful number, since it uses less digits than its factorization.

12202205070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3361521 (or 3361510 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

Adding to 12202205070 its reverse (7050220221), we get a palindrome (19252425291).

The spelling of 12202205070 in words is "twelve billion, two hundred two million, two hundred five thousand, seventy".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 121 165 242 330 363 605 726 1210 1815 3630 3361489 6722978 10084467 16807445 20168934 33614890 36976379 50422335 73952758 100844670 110929137 184881895 221858274 369763790 406740169 554645685 813480338 1109291370 1220220507 2033700845 2440441014 4067401690 6101102535 12202205070