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102220220222 = 2115144404961
BaseRepresentation
bin101111100110011001…
…1001100011100111110
3100202211220101012211022
41133030303030130332
53133321334021342
6114543114024142
710246053351521
oct1371463143476
9322756335738
10102220220222
113a39571644a
1217989418052
1398407a0813
144d39c82bb8
1529d40ec9d2
hex17ccccc73e

102220220222 has 8 divisors (see below), whose sum is σ = 153463548672. Its totient is φ = 51065704000.

The previous prime is 102220220119. The next prime is 102220220279. The reversal of 102220220222 is 222022022201.

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

It is a self number, because there is not a number n which added to its sum of digits gives 102220220222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22200179 + ... + 22204782.

It is an arithmetic number, because the mean of its divisors is an integer number (19182943584).

Almost surely, 2102220220222 is an apocalyptic number.

102220220222 is a deficient number, since it is larger than the sum of its proper divisors (51243328450).

102220220222 is a wasteful number, since it uses less digits than its factorization.

102220220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44406114.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 102220220222 its reverse (222022022201), we get a palindrome (324242242423).

The spelling of 102220220222 in words is "one hundred two billion, two hundred twenty million, two hundred twenty thousand, two hundred twenty-two".

Divisors: 1 2 1151 2302 44404961 88809922 51110110111 102220220222