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10212010020220 = 225510600501011
BaseRepresentation
bin1001010010011010101100…
…1110101100110101111100
31100011020222112111011211111
42110212223032230311330
52314303144031121340
633415155503331404
72102536061650441
oct224465316546574
940136875434744
1010212010020220
113287986480168
12118b1a55b0b64
13590cb070a028
1427439a2b99c8
1512a987966aea
hex949ab3acd7c

10212010020220 has 12 divisors (see below), whose sum is σ = 21445221042504. Its totient is φ = 4084804008080.

The previous prime is 10212010020197. The next prime is 10212010020257. The reversal of 10212010020220 is 2202001021201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 10212010020220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255300250486 + ... + 255300250525.

It is an arithmetic number, because the mean of its divisors is an integer number (1787101753542).

Almost surely, 210212010020220 is an apocalyptic number.

10212010020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10212010020220 is an abundant number, since it is smaller than the sum of its proper divisors (11233211022284).

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

10212010020220 is a wasteful number, since it uses less digits than its factorization.

10212010020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510600501020 (or 510600501018 counting only the distinct ones).

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

Adding to 10212010020220 its reverse (2202001021201), we get a palindrome (12414011041421).

The spelling of 10212010020220 in words is "ten trillion, two hundred twelve billion, ten million, twenty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 510600501011 1021201002022 2042402004044 2553002505055 5106005010110 10212010020220