Search a number
-
+
221222601010 = 25191164329479
BaseRepresentation
bin1100111000000111100…
…1010000000100110010
3210011000101100112001001
43032001321100010302
512111030441213020
6245343412032214
721661050040225
oct3160171200462
9704011315031
10221222601010
1185902433484
1236a5b00266a
1317b270a2558
14a9c88db5bc
155b4b6e250a
hex3381e50132

221222601010 has 16 divisors (see below), whose sum is σ = 419158612800. Its totient is φ = 83831722416.

The previous prime is 221222601001. The next prime is 221222601071. The reversal of 221222601010 is 10106222122.

It is a Harshad number since it is a multiple of its sum of digits (19).

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, 582164550 + ... + 582164929.

It is an arithmetic number, because the mean of its divisors is an integer number (26197413300).

Almost surely, 2221222601010 is an apocalyptic number.

221222601010 is a deficient number, since it is larger than the sum of its proper divisors (197936011790).

221222601010 is a wasteful number, since it uses less digits than its factorization.

221222601010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164329505.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 221222601010 its reverse (10106222122), we get a palindrome (231328823132).

The spelling of 221222601010 in words is "two hundred twenty-one billion, two hundred twenty-two million, six hundred one thousand, ten".

Divisors: 1 2 5 10 19 38 95 190 1164329479 2328658958 5821647395 11643294790 22122260101 44244520202 110611300505 221222601010