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1213130211414 = 2311431361931387
BaseRepresentation
bin10001101001110100001…
…100100000000001010110
311021222022010111221220220
4101221310030200001112
5124333442313231124
62325145422335210
7153434332441542
oct21516414400126
94258263457826
101213130211414
11428538418290
12177142a2a506
138a52294a484
1442a042aaa22
15218527ad879
hex11a74320056

1213130211414 has 64 divisors (see below), whose sum is σ = 2708668892160. Its totient is φ = 359028220320.

The previous prime is 1213130211409. The next prime is 1213130211431. The reversal of 1213130211414 is 4141120313121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38635029 + ... + 38666415.

It is an arithmetic number, because the mean of its divisors is an integer number (42322951440).

Almost surely, 21213130211414 is an apocalyptic number.

1213130211414 is an abundant number, since it is smaller than the sum of its proper divisors (1495538680746).

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

1213130211414 is a wasteful number, since it uses less digits than its factorization.

1213130211414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45065.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 1213130211414 its reverse (4141120313121), we get a palindrome (5354250524535).

The spelling of 1213130211414 in words is "one trillion, two hundred thirteen billion, one hundred thirty million, two hundred eleven thousand, four hundred fourteen".

Divisors: 1 2 3 6 11 22 33 43 66 86 129 258 473 946 1419 2838 13619 27238 31387 40857 62774 81714 94161 149809 188322 299618 345257 449427 585617 690514 898854 1035771 1171234 1349641 1756851 2071542 2699282 3513702 4048923 6441787 8097846 12883574 14846051 19325361 29692102 38650722 44538153 89076306 427459553 854919106 1282378659 2564757318 4702055083 9404110166 14106165249 18380760779 28212330498 36761521558 55142282337 110284564674 202188368569 404376737138 606565105707 1213130211414