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20221212002010 = 235674040400067
BaseRepresentation
bin1001001100100000111100…
…01010001000011011011010
32122121010111000212112121020
410212100132022020123122
510122301020233031020
6111001255131023310
74154635325016225
oct446203612103332
978533430775536
1020221212002010
11649684a011308
12232700ab9ab36
13b38b10114b96
144dc9d759a5bc
15251000682c40
hex12641e2886da

20221212002010 has 16 divisors (see below), whose sum is σ = 48530908804896. Its totient is φ = 5392323200528.

The previous prime is 20221212002009. The next prime is 20221212002021. The reversal of 20221212002010 is 1020021212202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337020200004 + ... + 337020200063.

It is an arithmetic number, because the mean of its divisors is an integer number (3033181800306).

Almost surely, 220221212002010 is an apocalyptic number.

20221212002010 is an abundant number, since it is smaller than the sum of its proper divisors (28309696802886).

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

20221212002010 is a wasteful number, since it uses less digits than its factorization.

20221212002010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674040400077.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20221212002010 its reverse (1020021212202), we get a palindrome (21241233214212).

The spelling of 20221212002010 in words is "twenty trillion, two hundred twenty-one billion, two hundred twelve million, two thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 674040400067 1348080800134 2022121200201 3370202000335 4044242400402 6740404000670 10110606001005 20221212002010