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12220102311302 = 218839324329909
BaseRepresentation
bin1011000111010011011011…
…0110110111110110000110
31121021020012221102000021002
42301310312312313312012
53100203232142430202
641553500522253302
72400605345543054
oct261646666676606
947236187360232
1012220102311302
1139915751a5016
121454407657232
136a8473659202
143036557b91d4
15162d160c0302
hexb1d36db7d86

12220102311302 has 8 divisors (see below), whose sum is σ = 18331126513200. Its totient is φ = 6109726806904.

The previous prime is 12220102311259. The next prime is 12220102311337. The reversal of 12220102311302 is 20311320102221.

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

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, 162127277 + ... + 162202632.

It is an arithmetic number, because the mean of its divisors is an integer number (2291390814150).

Almost surely, 212220102311302 is an apocalyptic number.

12220102311302 is a deficient number, since it is larger than the sum of its proper divisors (6111024201898).

12220102311302 is a wasteful number, since it uses less digits than its factorization.

12220102311302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324348750.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12220102311302 its reverse (20311320102221), we get a palindrome (32531422413523).

The spelling of 12220102311302 in words is "twelve trillion, two hundred twenty billion, one hundred two million, three hundred eleven thousand, three hundred two".

Divisors: 1 2 18839 37678 324329909 648659818 6110051155651 12220102311302