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12213310102312 = 2311299197463867
BaseRepresentation
bin1011000110111010001000…
…0000101001101100101000
31121020120200120200001011011
42301232202000221230220
53100100324341233222
641550414525513304
72400245131660354
oct261564200515450
947216616601134
1012213310102312
1139896aa174960
121453030a12834
136a7930407837
143031ad6ac464
15162a69b4dc77
hexb1ba2029b28

12213310102312 has 32 divisors (see below), whose sum is σ = 24981908015520. Its totient is φ = 5551474069440.

The previous prime is 12213310102277. The next prime is 12213310102327. The reversal of 12213310102312 is 21320101331221.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 26097403 + ... + 26561269.

It is an arithmetic number, because the mean of its divisors is an integer number (780684625485).

Almost surely, 212213310102312 is an apocalyptic number.

It is an amenable number.

12213310102312 is an abundant number, since it is smaller than the sum of its proper divisors (12768597913208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12213310102312 is a wasteful number, since it uses less digits than its factorization.

12213310102312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763081 (or 763077 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12213310102312 its reverse (21320101331221), we get a palindrome (33533411433533).

The spelling of 12213310102312 in words is "twelve trillion, two hundred thirteen billion, three hundred ten million, one hundred two thousand, three hundred twelve".

Divisors: 1 2 4 8 11 22 44 88 299197 463867 598394 927734 1196788 1855468 2393576 3291167 3710936 5102537 6582334 10205074 13164668 20410148 26329336 40820296 138787614799 277575229598 555150459196 1110300918392 1526663762789 3053327525578 6106655051156 12213310102312