Search a number
-
+
1220101230104 = 231938639207743
BaseRepresentation
bin10001110000010011101…
…100110100111000011000
311022122021221201101211022
4101300103230310320120
5124442231403330404
62332301243422012
7154102150224311
oct21602354647030
94278257641738
101220101230104
11430495377859
12178569524908
138b093c46cc3
14430a6041608
1521b0e7a08be
hex11c13b34e18

1220101230104 has 32 divisors (see below), whose sum is σ = 2408168448000. Its totient is φ = 577924948512.

The previous prime is 1220101230083. The next prime is 1220101230121. The reversal of 1220101230104 is 4010321010221.

It is a congruent number.

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, 5769257 + ... + 5976999.

It is an arithmetic number, because the mean of its divisors is an integer number (75255264000).

Almost surely, 21220101230104 is an apocalyptic number.

It is an amenable number.

1220101230104 is a deficient number, since it is larger than the sum of its proper divisors (1188067217896).

1220101230104 is a wasteful number, since it uses less digits than its factorization.

1220101230104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246407 (or 246403 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1220101230104 its reverse (4010321010221), we get a palindrome (5230422240325).

The spelling of 1220101230104 in words is "one trillion, two hundred twenty billion, one hundred one million, two hundred thirty thousand, one hundred four".

Divisors: 1 2 4 8 19 38 76 152 38639 77278 154556 207743 309112 415486 734141 830972 1468282 1661944 2936564 3947117 5873128 7894234 15788468 31576936 8026981777 16053963554 32107927108 64215854216 152512653763 305025307526 610050615052 1220101230104