Search a number
-
+
230112221132 = 22290919775887
BaseRepresentation
bin1101011001001111000…
…0011101011111001100
3210222221220202000022202
43112103300131133030
512232232212034012
6253413451301032
722424252415113
oct3262360353714
9728856660282
10230112221132
1189654393672
123872014a778
1318912a165c1
14b1cd3bcc7a
155ebbd68cc2
hex3593c1d7cc

230112221132 has 12 divisors (see below), whose sum is σ = 402834838560. Its totient is φ = 115016552976.

The previous prime is 230112221107. The next prime is 230112221167. The reversal of 230112221132 is 231122211032.

It is a super-2 number, since 2×2301122211322 (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9876308 + ... + 9899579.

It is an arithmetic number, because the mean of its divisors is an integer number (33569569880).

Almost surely, 2230112221132 is an apocalyptic number.

It is an amenable number.

230112221132 is a deficient number, since it is larger than the sum of its proper divisors (172722617428).

230112221132 is a wasteful number, since it uses less digits than its factorization.

230112221132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19778800 (or 19778798 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 230112221132 its reverse (231122211032), we get a palindrome (461234432164).

The spelling of 230112221132 in words is "two hundred thirty billion, one hundred twelve million, two hundred twenty-one thousand, one hundred thirty-two".

Divisors: 1 2 4 2909 5818 11636 19775887 39551774 79103548 57528055283 115056110566 230112221132