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941202121 = 9191024159
BaseRepresentation
bin111000000110011…
…001101011001001
32102121001000120211
4320012121223021
53411421431441
6233221121121
732216041336
oct7006315311
92377030524
10941202121
114433140a2
122232591a1
1311ccc1442
148d00398d
1557969a81
hex38199ac9

941202121 has 4 divisors (see below), whose sum is σ = 942227200. Its totient is φ = 940177044.

The previous prime is 941202089. The next prime is 941202149. The reversal of 941202121 is 121202149.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 121202149 = 532286833.

It is a cyclic number.

It is not a de Polignac number, because 941202121 - 25 = 941202089 is a prime.

It is a super-2 number, since 2×9412021212 = 1771722865149797282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 941202092 and 941202101.

It is not an unprimeable number, because it can be changed into a prime (941202421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511161 + ... + 512998.

It is an arithmetic number, because the mean of its divisors is an integer number (235556800).

Almost surely, 2941202121 is an apocalyptic number.

It is an amenable number.

941202121 is a deficient number, since it is larger than the sum of its proper divisors (1025079).

941202121 is a wasteful number, since it uses less digits than its factorization.

941202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025078.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 941202121 is about 30679.0176016117. The cubic root of 941202121 is about 980.0035127599.

The spelling of 941202121 in words is "nine hundred forty-one million, two hundred two thousand, one hundred twenty-one".

Divisors: 1 919 1024159 941202121