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BaseRepresentation
bin1001010001110010111111…
…11001100001110011111111
32200020110221111021120112010
410220321133321201303333
510133234214103302343
6111220512253142303
74204022004634440
oct450713771416377
980213844246463
1020402703572223
1165568132a6245
12235622018a993
13b4cc74a8974b
145076d35032c7
15255ac3cbcd33
hex128e5fe61cff

20402703572223 has 32 divisors (see below), whose sum is σ = 31120388135424. Its totient is φ = 11647233073152.

The previous prime is 20402703572191. The next prime is 20402703572291. The reversal of 20402703572223 is 32227530720402.

It is not a de Polignac number, because 20402703572223 - 25 = 20402703572191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20402703572323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167260711 + ... + 167382647.

It is an arithmetic number, because the mean of its divisors is an integer number (972512129232).

Almost surely, 220402703572223 is an apocalyptic number.

20402703572223 is a deficient number, since it is larger than the sum of its proper divisors (10717684563201).

20402703572223 is a wasteful number, since it uses less digits than its factorization.

20402703572223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129711.

The product of its (nonzero) digits is 282240, while the sum is 39.

The spelling of 20402703572223 in words is "twenty trillion, four hundred two billion, seven hundred three million, five hundred seventy-two thousand, two hundred twenty-three".