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121130214 = 2373276553
BaseRepresentation
bin1110011100001…
…00110011100110
322102221001102020
413032010303212
5222002131324
620004124010
73000406212
oct716046346
9272831366
10121130214
1162413a17
1234696606
131c1314aa
1412131942
15a97a679
hex7384ce6

121130214 has 16 divisors (see below), whose sum is σ = 245579952. Its totient is φ = 39823488.

The previous prime is 121130203. The next prime is 121130221. The reversal of 121130214 is 412031121.

It is a junction number, because it is equal to n+sod(n) for n = 121130193 and 121130202.

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, 137839 + ... + 138714.

It is an arithmetic number, because the mean of its divisors is an integer number (15348747).

Almost surely, 2121130214 is an apocalyptic number.

121130214 is an abundant number, since it is smaller than the sum of its proper divisors (124449738).

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

121130214 is a wasteful number, since it uses less digits than its factorization.

121130214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276631.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 121130214 is about 11005.9172266559. The cubic root of 121130214 is about 494.7861049136.

Adding to 121130214 its reverse (412031121), we get a palindrome (533161335).

The spelling of 121130214 in words is "one hundred twenty-one million, one hundred thirty thousand, two hundred fourteen".

Divisors: 1 2 3 6 73 146 219 438 276553 553106 829659 1659318 20188369 40376738 60565107 121130214