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10211110122020 = 2253744713634083
BaseRepresentation
bin1001010010010111010110…
…0101110111001000100100
31100011011122211011121120112
42110211311211313020210
52314244323142401040
633414530315352152
72102504553644513
oct224456545671044
940134584147515
1010211110122020
113287564508345
12118ab94152658
13590b9914aaa2
1427431298867a
1512a93395a365
hex94975977224

10211110122020 has 24 divisors (see below), whose sum is σ = 21443905460544. Its totient is φ = 4084334676576.

The previous prime is 10211110122001. The next prime is 10211110122043. The reversal of 10211110122020 is 2022101111201.

It is a junction number, because it is equal to n+sod(n) for n = 10211110121986 and 10211110122004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6068102 + ... + 7565981.

It is an arithmetic number, because the mean of its divisors is an integer number (893496060856).

Almost surely, 210211110122020 is an apocalyptic number.

10211110122020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10211110122020 is an abundant number, since it is smaller than the sum of its proper divisors (11232795338524).

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

10211110122020 is a wasteful number, since it uses less digits than its factorization.

10211110122020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13671539 (or 13671537 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10211110122020 its reverse (2022101111201), we get a palindrome (12233211233221).

The spelling of 10211110122020 in words is "ten trillion, two hundred eleven billion, one hundred ten million, one hundred twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 37447 74894 149788 187235 374470 748940 13634083 27268166 54536332 68170415 136340830 272681660 510555506101 1021111012202 2042222024404 2552777530505 5105555061010 10211110122020