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2021222112022 = 26890914665879
BaseRepresentation
bin11101011010011010001…
…110011101101100010110
321011020010102222211202001
4131122122032131230112
5231103430330041042
64144311524305514
7266012524323541
oct35323216355426
97136112884661
102021222112022
1170a217209743
1228788724229a
131187a61a5cc9
146db831bd858
153789b1a0bb7
hex1d69a39db16

2021222112022 has 8 divisors (see below), whose sum is σ = 3031877372400. Its totient is φ = 1010596321224.

The previous prime is 2021222111977. The next prime is 2021222112031. The reversal of 2021222112022 is 2202112221202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20212221120222 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7195122 + ... + 7470757.

It is an arithmetic number, because the mean of its divisors is an integer number (378984671550).

Almost surely, 22021222112022 is an apocalyptic number.

2021222112022 is a deficient number, since it is larger than the sum of its proper divisors (1010655260378).

2021222112022 is a wasteful number, since it uses less digits than its factorization.

2021222112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14734790.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2021222112022 its reverse (2202112221202), we get a palindrome (4223334333224).

The spelling of 2021222112022 in words is "two trillion, twenty-one billion, two hundred twenty-two million, one hundred twelve thousand, twenty-two".