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10001212302 = 231798051101
BaseRepresentation
bin10010101000001111…
…00110001110001110
3221211000001020002110
421110013212032032
5130440302243202
64332224404450
7502560621234
oct112407461616
927730036073
1010001212302
114272472914
121b31476726
13c35023203
146ac39a954
153d804c26c
hex2541e638e

10001212302 has 16 divisors (see below), whose sum is σ = 21179038032. Its totient is φ = 3137635200.

The previous prime is 10001212301. The next prime is 10001212303. The reversal of 10001212302 is 20321210001.

It is an interprime number because it is at equal distance from previous prime (10001212301) and next prime (10001212303).

It is a super-2 number, since 2×100012123022 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001212301) 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, 49025449 + ... + 49025652.

It is an arithmetic number, because the mean of its divisors is an integer number (1323689877).

Almost surely, 210001212302 is an apocalyptic number.

10001212302 is an abundant number, since it is smaller than the sum of its proper divisors (11177825730).

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

10001212302 is a wasteful number, since it uses less digits than its factorization.

10001212302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98051123.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10001212302 its reverse (20321210001), we get a palindrome (30322422303).

The spelling of 10001212302 in words is "ten billion, one million, two hundred twelve thousand, three hundred two".

Divisors: 1 2 3 6 17 34 51 102 98051101 196102202 294153303 588306606 1666868717 3333737434 5000606151 10001212302