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2123210003022 = 232157231750209
BaseRepresentation
bin11110111001011001001…
…011011001001001001110
321111222101011012111210100
4132321121023121021032
5234241313230044042
64303220022551530
7306253060151613
oct36713113311116
97458334174710
102123210003022
117494a2770769
122a35aa8985a6
131252aa7b02c4
1474a9a26650a
153a369baa24c
hex1ee592d924e

2123210003022 has 24 divisors (see below), whose sum is σ = 4600323730080. Its totient is φ = 707731223040.

The previous prime is 2123210003017. The next prime is 2123210003023. The reversal of 2123210003022 is 2203000123212.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2123210002986 and 2123210003004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123210003023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2455054 + ... + 3205262.

It is an arithmetic number, because the mean of its divisors is an integer number (191680155420).

Almost surely, 22123210003022 is an apocalyptic number.

2123210003022 is an abundant number, since it is smaller than the sum of its proper divisors (2477113727058).

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

2123210003022 is a wasteful number, since it uses less digits than its factorization.

2123210003022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907448 (or 907445 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 2123210003022 its reverse (2203000123212), we get a palindrome (4326210126234).

The spelling of 2123210003022 in words is "two trillion, one hundred twenty-three billion, two hundred ten million, three thousand, twenty-two".

Divisors: 1 2 3 6 9 18 157231 314462 471693 750209 943386 1415079 1500418 2250627 2830158 4501254 6751881 13503762 117956111279 235912222558 353868333837 707736667674 1061605001511 2123210003022