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212022102 = 23191859843
BaseRepresentation
bin11001010001100…
…11001101010110
3112202221211122110
430220303031112
5413234201402
633012211450
75153105145
oct1450631526
9482854573
10212022102
11a9754386
125b009b86
1334c06386
142023175c
151393156c
hexca33356

212022102 has 16 divisors (see below), whose sum is σ = 446362560. Its totient is φ = 66954312.

The previous prime is 212022091. The next prime is 212022143. The reversal of 212022102 is 201220212.

212022102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929808 + ... + 930035.

It is an arithmetic number, because the mean of its divisors is an integer number (27897660).

Almost surely, 2212022102 is an apocalyptic number.

212022102 is an abundant number, since it is smaller than the sum of its proper divisors (234340458).

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

212022102 is a wasteful number, since it uses less digits than its factorization.

212022102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1859867.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 212022102 is about 14560.9787445762. The cubic root of 212022102 is about 596.2939164854.

Adding to 212022102 its reverse (201220212), we get a palindrome (413242314).

The spelling of 212022102 in words is "two hundred twelve million, twenty-two thousand, one hundred two".

Divisors: 1 2 3 6 19 38 57 114 1859843 3719686 5579529 11159058 35337017 70674034 106011051 212022102