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121443322 = 27111360661
BaseRepresentation
bin1110011110100…
…01001111111010
322110111221220211
413033101033322
5222042141242
620014541334
73003152110
oct717211772
9273457824
10121443322
1162608190
123480784a
131c210b70
14121b3ab0
15a9dd317
hex73d13fa

121443322 has 32 divisors (see below), whose sum is σ = 244589184. Its totient is φ = 43675200.

The previous prime is 121443319. The next prime is 121443341. The reversal of 121443322 is 223344121.

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 = 121443293 and 121443302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28329 + ... + 32332.

It is an arithmetic number, because the mean of its divisors is an integer number (7643412).

Almost surely, 2121443322 is an apocalyptic number.

121443322 is an abundant number, since it is smaller than the sum of its proper divisors (123145862).

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

121443322 is a wasteful number, since it uses less digits than its factorization.

121443322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60694.

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

The square root of 121443322 is about 11020.1325763350. The cubic root of 121443322 is about 495.2120602805.

Adding to 121443322 its reverse (223344121), we get a palindrome (344787443).

The spelling of 121443322 in words is "one hundred twenty-one million, four hundred forty-three thousand, three hundred twenty-two".

Divisors: 1 2 7 11 13 14 22 26 77 91 143 154 182 286 1001 2002 60661 121322 424627 667271 788593 849254 1334542 1577186 4670897 5520151 8674523 9341794 11040302 17349046 60721661 121443322