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213302222122 = 21122003440047
BaseRepresentation
bin1100011010100111001…
…1011001110100101010
3202101120101202120202211
43012221303121310222
511443320332101442
6241553434515334
721260553654463
oct3065163316452
9671511676684
10213302222122
11825085a8600
123540a595b4a
13171641b9222
14a476a3bd6a
1558361c3617
hex31a9cd9d2a

213302222122 has 24 divisors (see below), whose sum is σ = 351860620608. Its totient is φ = 96906930120.

The previous prime is 213302222039. The next prime is 213302222251. The reversal of 213302222122 is 221222203312.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 213302222093 and 213302222102.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 264703 + ... + 704749.

It is an arithmetic number, because the mean of its divisors is an integer number (14660859192).

Almost surely, 2213302222122 is an apocalyptic number.

213302222122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

213302222122 is a deficient number, since it is larger than the sum of its proper divisors (138558398486).

213302222122 is a wasteful number, since it uses less digits than its factorization.

213302222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442074 (or 442063 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 213302222122 its reverse (221222203312), we get a palindrome (434524425434).

The spelling of 213302222122 in words is "two hundred thirteen billion, three hundred two million, two hundred twenty-two thousand, one hundred twenty-two".

Divisors: 1 2 11 22 121 242 2003 4006 22033 44066 242363 440047 484726 880094 4840517 9681034 53245687 106491374 881414141 1762828282 9695555551 19391111102 106651111061 213302222122