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10221210212011 = 57411780388471
BaseRepresentation
bin1001010010111100111110…
…0110101001011010101011
31100012010201201021100100121
42110233033212221122223
52314431014303241021
633423320435344111
72103313055205151
oct224571746513253
940163651240317
1010221210212011
113290877775457
121190b32752037
13591b187b09b6
142749d01233d1
1512ad254d9741
hex94bcf9a96ab

10221210212011 has 4 divisors (see below), whose sum is σ = 10222990606224. Its totient is φ = 10219429817800.

The previous prime is 10221210211999. The next prime is 10221210212029. The reversal of 10221210212011 is 11021201212201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10221210212011 - 213 = 10221210203819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10221210212611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 890188495 + ... + 890199976.

It is an arithmetic number, because the mean of its divisors is an integer number (2555747651556).

Almost surely, 210221210212011 is an apocalyptic number.

10221210212011 is a deficient number, since it is larger than the sum of its proper divisors (1780394213).

10221210212011 is an equidigital number, since it uses as much as digits as its factorization.

10221210212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780394212.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10221210212011 its reverse (11021201212201), we get a palindrome (21242411424212).

The spelling of 10221210212011 in words is "ten trillion, two hundred twenty-one billion, two hundred ten million, two hundred twelve thousand, eleven".

Divisors: 1 5741 1780388471 10221210212011