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212011010220122 = 2557551190127011
BaseRepresentation
bin110000001101001010101000…
…111100111110000001011010
31000210200001110211101021222022
4300031022220330332001122
5210242042022104020442
62030524302530454442
762441201321550251
oct6015125074760132
91023601424337868
10212011010220122
116160a401176523
121b9411a2434422
13913b724a43bc9
143a4d55d9b3798
151979d5d8bc3d2
hexc0d2a8f3e05a

212011010220122 has 8 divisors (see below), whose sum is σ = 318017087383872. Its totient is φ = 106005314425500.

The previous prime is 212011010220001. The next prime is 212011010220197. The reversal of 212011010220122 is 221022010110212.

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 212011010220122.

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, 93948404 + ... + 96178607.

It is an arithmetic number, because the mean of its divisors is an integer number (39752135922984).

Almost surely, 2212011010220122 is an apocalyptic number.

212011010220122 is a deficient number, since it is larger than the sum of its proper divisors (106006077163750).

212011010220122 is a wasteful number, since it uses less digits than its factorization.

212011010220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190684564.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212011010220122 its reverse (221022010110212), we get a palindrome (433033020330334).

The spelling of 212011010220122 in words is "two hundred twelve trillion, eleven billion, ten million, two hundred twenty thousand, one hundred twenty-two".

Divisors: 1 2 557551 1115102 190127011 380254022 106005505110061 212011010220122