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102212020222 = 2133931231547
BaseRepresentation
bin101111100110001001…
…1111010011111111110
3100202211022221121112121
41133030103322133332
53133312234121342
6114542222153154
710245623560024
oct1371423723776
9322738847477
10102212020222
113a391025694
12179867227ba
13983bb8c350
144d38b4a714
1529d352d067
hex17cc4fa7fe

102212020222 has 8 divisors (see below), whose sum is σ = 165111725016. Its totient is φ = 47174778552.

The previous prime is 102212020213. The next prime is 102212020279. The reversal of 102212020222 is 222020212201.

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

It is a junction number, because it is equal to n+sod(n) for n = 102212020196 and 102212020205.

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, 1965615748 + ... + 1965615799.

It is an arithmetic number, because the mean of its divisors is an integer number (20638965627).

Almost surely, 2102212020222 is an apocalyptic number.

102212020222 is a deficient number, since it is larger than the sum of its proper divisors (62899704794).

102212020222 is a wasteful number, since it uses less digits than its factorization.

102212020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3931231562.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 102212020222 its reverse (222020212201), we get a palindrome (324232232423).

The spelling of 102212020222 in words is "one hundred two billion, two hundred twelve million, twenty thousand, two hundred twenty-two".

Divisors: 1 2 13 26 3931231547 7862463094 51106010111 102212020222