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1020014012020 = 225311234170051
BaseRepresentation
bin11101101011111011001…
…00101010011001110100
310121111211112022120121111
432311331210222121310
5113202442041341040
62100331000124404
7133456620022213
oct16657544523164
93544745276544
101020014012020
113636493553a3
12145828766704
137525783b1c3
143752453907a
151b7ed84ddea
hexed7d92a674

1020014012020 has 48 divisors (see below), whose sum is σ = 2149865617536. Its totient is φ = 406514160000.

The previous prime is 1020014012009. The next prime is 1020014012071. The reversal of 1020014012020 is 202104100201.

It is a happy number.

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, 14525995 + ... + 14596045.

It is an arithmetic number, because the mean of its divisors is an integer number (44788867032).

Almost surely, 21020014012020 is an apocalyptic number.

1020014012020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020014012020 is an abundant number, since it is smaller than the sum of its proper divisors (1129851605516).

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

1020014012020 is a wasteful number, since it uses less digits than its factorization.

1020014012020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72712 (or 72710 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1020014012020 its reverse (202104100201), we get a palindrome (1222118112221).

The spelling of 1020014012020 in words is "one trillion, twenty billion, fourteen million, twelve thousand, twenty".

Divisors: 1 2 4 5 10 20 311 622 1244 1555 2341 3110 4682 6220 9364 11705 23410 46820 70051 140102 280204 350255 700510 728051 1401020 1456102 2912204 3640255 7280510 14561020 21785861 43571722 87143444 108929305 163989391 217858610 327978782 435717220 655957564 819946955 1639893910 3279787820 51000700601 102001401202 204002802404 255003503005 510007006010 1020014012020