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23030213311210 = 2572322971455257
BaseRepresentation
bin1010011110010001000111…
…01011101111101011101010
310000112200000011102000110011
411033020203223233223222
511004311334101424320
6120551533421442134
74564610104132300
oct517104353575352
9100480004360404
1023030213311210
11737a0710216a6
1226bb4aba1034a
13cb0980443a81
1459894da48270
1529e106cdc05a
hex14f223aefaea

23030213311210 has 48 divisors (see below), whose sum is σ = 48223972878984. Its totient is φ = 7895823226368.

The previous prime is 23030213311201. The next prime is 23030213311223. The reversal of 23030213311210 is 1211331203032.

It can be written as a sum of positive squares in 4 ways, for example, as 19609389206001 + 3420824105209 = 4428249^2 + 1849547^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15097902 + ... + 16553158.

Almost surely, 223030213311210 is an apocalyptic number.

23030213311210 is an abundant number, since it is smaller than the sum of its proper divisors (25193759567774).

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

23030213311210 is a wasteful number, since it uses less digits than its factorization.

23030213311210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487575 (or 1487568 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 23030213311210 its reverse (1211331203032), we get a palindrome (24241544514242).

The spelling of 23030213311210 in words is "twenty-three trillion, thirty billion, two hundred thirteen million, three hundred eleven thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 32297 64594 161485 226079 322970 452158 1130395 1455257 1582553 2260790 2910514 3165106 7276285 7912765 10186799 14552570 15825530 20373598 50933995 71307593 101867990 142615186 356537965 713075930 47000435329 94000870658 235002176645 329003047303 470004353290 658006094606 1645015236515 2303021331121 3290030473030 4606042662242 11515106655605 23030213311210