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1213433102040 = 233529348687673
BaseRepresentation
bin10001101010000110001…
…111111011111011011000
311022000002020110101202020
4101222012033323323120
5124340102333231130
62325235442334440
7153445001120565
oct21520617737330
94260066411666
101213433102040
11428683396515
1217720835a420
138a57061abb3
1442a325d386c
152186e18de10
hex11a863fbed8

1213433102040 has 64 divisors (see below), whose sum is σ = 3765826879200. Its totient is φ = 312424154112.

The previous prime is 1213433102023. The next prime is 1213433102087. The reversal of 1213433102040 is 402013343121.

Adding to 1213433102040 its reverse (402013343121), we get a palindrome (1615446445161).

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1213433102040.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174340357 + ... + 174347316.

Almost surely, 21213433102040 is an apocalyptic number.

1213433102040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1213433102040 is an abundant number, since it is smaller than the sum of its proper divisors (2552393777160).

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

1213433102040 is a wasteful number, since it uses less digits than its factorization.

1213433102040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348687716 (or 348687712 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The spelling of 1213433102040 in words is "one trillion, two hundred thirteen billion, four hundred thirty-three million, one hundred two thousand, forty".