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1020212201010 = 23537919110091
BaseRepresentation
bin11101101100010010110…
…00101100011000110010
310121112100100020121210110
432312021120230120302
5113203343310413020
62100402400042150
7133464544424532
oct16661130543062
93545310217713
101020212201010
11363740210752
12145883003356
13752899100b2
14375429a94c2
151b810e4b8e0
hexed8962c632

1020212201010 has 32 divisors (see below), whose sum is σ = 2514685211712. Its totient is φ = 264703705920.

The previous prime is 1020212200901. The next prime is 1020212201011. The reversal of 1020212201010 is 101022120201.

It is not an unprimeable number, because it can be changed into a prime (1020212201011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 459553936 + ... + 459556155.

It is an arithmetic number, because the mean of its divisors is an integer number (78583912866).

Almost surely, 21020212201010 is an apocalyptic number.

1020212201010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020212201010 is an abundant number, since it is smaller than the sum of its proper divisors (1494473010702).

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

1020212201010 is a wasteful number, since it uses less digits than its factorization.

1020212201010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919110138.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1020212201010 its reverse (101022120201), we get a palindrome (1121234321211).

The spelling of 1020212201010 in words is "one trillion, twenty billion, two hundred twelve million, two hundred one thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 37 74 111 185 222 370 555 1110 919110091 1838220182 2757330273 4595550455 5514660546 9191100910 13786651365 27573302730 34007073367 68014146734 102021220101 170035366835 204042440202 340070733670 510106100505 1020212201010