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1112022212 = 22739715079
BaseRepresentation
bin100001001001000…
…0001110011000100
32212111110120200212
41002102001303010
54234134202322
6302202254552
736362014160
oct10222016304
92774416625
101112022212
11520786824
122704b7458
131494ccb12
14a798bca0
156795d0e2
hex42481cc4

1112022212 has 12 divisors (see below), whose sum is σ = 2224044480. Its totient is φ = 476580936.

The previous prime is 1112022211. The next prime is 1112022257. The reversal of 1112022212 is 2122202111.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (1112022211) 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, 19857512 + ... + 19857567.

It is an arithmetic number, because the mean of its divisors is an integer number (185337040).

Almost surely, 21112022212 is an apocalyptic number.

It is an amenable number.

1112022212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1112022212 is a wasteful number, since it uses less digits than its factorization.

1112022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39715090 (or 39715088 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1112022212 is about 33346.9970462109. The cubic root of 1112022212 is about 1036.0271915365.

Adding to 1112022212 its reverse (2122202111), we get a palindrome (3234224323).

The spelling of 1112022212 in words is "one billion, one hundred twelve million, twenty-two thousand, two hundred twelve".