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202201020012 = 22319886846579
BaseRepresentation
bin1011110001010000011…
…1101011011001101100
3201022220201220002100010
42330110013223121230
511303101430120022
6232520113333220
720415505211655
oct2742407533154
9638821802303
10202201020012
1178831228102
1233230867210
13160b5319b94
149b0254652c
1553d67e350c
hex2f141eb66c

202201020012 has 24 divisors (see below), whose sum is σ = 496634084800. Its totient is φ = 63852953616.

The previous prime is 202201020011. The next prime is 202201020037. The reversal of 202201020012 is 210020102202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 202201020012.

It is not an unprimeable number, because it can be changed into a prime (202201020011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443423062 + ... + 443423517.

Almost surely, 2202201020012 is an apocalyptic number.

It is an amenable number.

202201020012 is an abundant number, since it is smaller than the sum of its proper divisors (294433064788).

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

202201020012 is a wasteful number, since it uses less digits than its factorization.

202201020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886846605 (or 886846603 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 202201020012 its reverse (210020102202), we get a palindrome (412221122214).

The spelling of 202201020012 in words is "two hundred two billion, two hundred one million, twenty thousand, twelve".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 886846579 1773693158 2660539737 3547386316 5321079474 10642158948 16850085001 33700170002 50550255003 67400340004 101100510006 202201020012