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202032313212 = 223143323395023
BaseRepresentation
bin1011110000101000010…
…0000111001101111100
3201022110222102220010010
42330022010013031330
511302230233010322
6232451245343220
720411356220262
oct2741204071574
9638428386103
10202032313212
1178754a791a4
12331a4267b10
131608939b382
149ac7d8c432
1553c6abb20c
hex2f0a10737c

202032313212 has 48 divisors (see below), whose sum is σ = 472033336320. Its totient is φ = 67254945408.

The previous prime is 202032313211. The next prime is 202032313213. The reversal of 202032313212 is 212313230202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (202032313211) and next prime (202032313213).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202032313211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40218933 + ... + 40223955.

It is an arithmetic number, because the mean of its divisors is an integer number (9834027840).

Almost surely, 2202032313212 is an apocalyptic number.

It is an amenable number.

202032313212 is an abundant number, since it is smaller than the sum of its proper divisors (270001023108).

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

202032313212 is a wasteful number, since it uses less digits than its factorization.

202032313212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8802 (or 8800 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 202032313212 its reverse (212313230202), we get a palindrome (414345543414).

The spelling of 202032313212 in words is "two hundred two billion, thirty-two million, three hundred thirteen thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 1433 2339 2866 4299 4678 5023 5732 7017 8598 9356 10046 14034 15069 17196 20092 28068 30138 60276 3351787 6703574 7197959 10055361 11748797 13407148 14395918 20110722 21593877 23497594 28791836 35246391 40221444 43187754 46995188 70492782 86375508 140985564 16836026101 33672052202 50508078303 67344104404 101016156606 202032313212