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1331411223342 = 231590713949951
BaseRepresentation
bin10011010111111110010…
…010110000001100101110
311201021121100002221002110
4103113332102300030232
5133303212233121332
62455350351104450
7165122416446114
oct23277622601456
94637540087073
101331411223342
11473714a20202
12196052b12126
139872296a625
14486251c7ab4
15249768ae4cc
hex135fe4b032e

1331411223342 has 16 divisors (see below), whose sum is σ = 2662990036992. Its totient is φ = 443775809400.

The previous prime is 1331411223323. The next prime is 1331411223349. The reversal of 1331411223342 is 2433221141331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331411223349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6879534 + ... + 7070417.

It is an arithmetic number, because the mean of its divisors is an integer number (166436877312).

Almost surely, 21331411223342 is an apocalyptic number.

1331411223342 is an abundant number, since it is smaller than the sum of its proper divisors (1331578813650).

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

1331411223342 is a wasteful number, since it uses less digits than its factorization.

1331411223342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13965863.

The product of its digits is 10368, while the sum is 30.

Adding to 1331411223342 its reverse (2433221141331), we get a palindrome (3764632364673).

The spelling of 1331411223342 in words is "one trillion, three hundred thirty-one billion, four hundred eleven million, two hundred twenty-three thousand, three hundred forty-two".

Divisors: 1 2 3 6 15907 31814 47721 95442 13949951 27899902 41849853 83699706 221901870557 443803741114 665705611671 1331411223342