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20301200022 = 234771990071
BaseRepresentation
bin10010111010000010…
…111011101010010110
31221101211021211000010
4102322002323222112
5313034101400042
613154245101050
71316040232035
oct227202735226
957354254003
1020301200022
118678553064
123b269b7786
131bb6c059bc
14da82cc71c
157dc41559c
hex4ba0bba96

20301200022 has 16 divisors (see below), whose sum is σ = 41466281472. Its totient is φ = 6623086440.

The previous prime is 20301199951. The next prime is 20301200027. The reversal of 20301200022 is 22000210302.

It is a junction number, because it is equal to n+sod(n) for n = 20301199980 and 20301200007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20301200027) 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, 35994754 + ... + 35995317.

It is an arithmetic number, because the mean of its divisors is an integer number (2591642592).

Almost surely, 220301200022 is an apocalyptic number.

20301200022 is an abundant number, since it is smaller than the sum of its proper divisors (21165081450).

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

20301200022 is a wasteful number, since it uses less digits than its factorization.

20301200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71990123.

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 20301200022 its reverse (22000210302), we get a palindrome (42301410324).

The spelling of 20301200022 in words is "twenty billion, three hundred one million, two hundred thousand, twenty-two".

Divisors: 1 2 3 6 47 94 141 282 71990071 143980142 215970213 431940426 3383533337 6767066674 10150600011 20301200022