Search a number
-
+
122010130 = 25113173499
BaseRepresentation
bin1110100010110…
…11101000010010
322111120202102201
413101123220102
5222213311010
620035033414
73011032444
oct721335022
9274522381
10122010130
1162965020
1234a3b86a
131c37bb58
14122c0494
15aaa123a
hex745ba12

122010130 has 32 divisors (see below), whose sum is σ = 240408000. Its totient is φ = 44214720.

The previous prime is 122010113. The next prime is 122010151. The reversal of 122010130 is 31010221.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33121 + ... + 36619.

It is an arithmetic number, because the mean of its divisors is an integer number (7512750).

Almost surely, 2122010130 is an apocalyptic number.

122010130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122010130 is a deficient number, since it is larger than the sum of its proper divisors (118397870).

122010130 is a wasteful number, since it uses less digits than its factorization.

122010130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3834.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 122010130 is about 11045.8195712224. The cubic root of 122010130 is about 495.9812931941.

Adding to 122010130 its reverse (31010221), we get a palindrome (153020351).

Subtracting from 122010130 its reverse (31010221), we obtain a palindrome (90999909).

The spelling of 122010130 in words is "one hundred twenty-two million, ten thousand, one hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 317 634 1585 3170 3487 3499 6974 6998 17435 17495 34870 34990 38489 76978 192445 384890 1109183 2218366 5545915 11091830 12201013 24402026 61005065 122010130