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12210002202122 = 232441188187821
BaseRepresentation
bin1011000110101101110011…
…0110000000111000001010
31121020021011001021022011022
42301223130312000320022
53100022041030431442
641545110402032442
72400100144202444
oct261533466007012
947207131238138
1012210002202122
113988261a2454a
121452469048722
136a7523cba64a
14302d78237494
1516292453a3d2
hexb1adcd80e0a

12210002202122 has 8 divisors (see below), whose sum is σ = 18315567963972. Its totient is φ = 6104812880800.

The previous prime is 12210002202089. The next prime is 12210002202191. The reversal of 12210002202122 is 22120220001221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12207553832761 + 2448369361 = 3493931^2 + 49481^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 12210002202122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94029029 + ... + 94158792.

Almost surely, 212210002202122 is an apocalyptic number.

12210002202122 is a deficient number, since it is larger than the sum of its proper divisors (6105565761850).

12210002202122 is a wasteful number, since it uses less digits than its factorization.

12210002202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188220264.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12210002202122 its reverse (22120220001221), we get a palindrome (34330222203343).

The spelling of 12210002202122 in words is "twelve trillion, two hundred ten billion, two million, two hundred two thousand, one hundred twenty-two".

Divisors: 1 2 32441 64882 188187821 376375642 6105001101061 12210002202122