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1302130231122 = 23756893544937
BaseRepresentation
bin10010111100101101000…
…000101000011101010010
311121111000200202101222010
4102330231000220131102
5132313230314343442
62434105041523350
7163035000225630
oct22745500503522
94544020671863
101302130231122
11462259629386
12190440943556
1395a3753b526
1447048464350
1523d10e5eb9c
hex12f2d028752

1302130231122 has 32 divisors (see below), whose sum is σ = 2976355446912. Its totient is φ = 372029986944.

The previous prime is 1302130231117. The next prime is 1302130231141. The reversal of 1302130231122 is 2211320312031.

It is a super-3 number, since 3×13021302311223 (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2117038 + ... + 2661974.

It is an arithmetic number, because the mean of its divisors is an integer number (93011107716).

Almost surely, 21302130231122 is an apocalyptic number.

1302130231122 is an abundant number, since it is smaller than the sum of its proper divisors (1674225215790).

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

1302130231122 is a wasteful number, since it uses less digits than its factorization.

1302130231122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601842.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1302130231122 its reverse (2211320312031), we get a palindrome (3513450543153).

The spelling of 1302130231122 in words is "one trillion, three hundred two billion, one hundred thirty million, two hundred thirty-one thousand, one hundred twenty-two".

Divisors: 1 2 3 6 7 14 21 42 56893 113786 170679 341358 398251 544937 796502 1089874 1194753 1634811 2389506 3269622 3814559 7629118 11443677 22887354 31003100741 62006201482 93009302223 186018604446 217021705187 434043410374 651065115561 1302130231122