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201222101022 = 23311107836067
BaseRepresentation
bin1011101101100111000…
…1011001100000011110
3201020101111212211221020
42323121301121200132
511244100324213042
6232235023545010
720352320431515
oct2733161314036
9636344784836
10201222101022
11783796a2848
1232bb8a5b166
1315c8a581187
149a4c52567c
15537a8c83ec
hex2ed9c5981e

201222101022 has 16 divisors (see below), whose sum is σ = 403738238592. Its totient is φ = 66858360920.

The previous prime is 201222101011. The next prime is 201222101033. The reversal of 201222101022 is 220101222102.

It is an interprime number because it is at equal distance from previous prime (201222101011) and next prime (201222101033).

It is a junction number, because it is equal to n+sod(n) for n = 201222100992 and 201222101010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53916168 + ... + 53919899.

It is an arithmetic number, because the mean of its divisors is an integer number (25233639912).

Almost surely, 2201222101022 is an apocalyptic number.

201222101022 is an abundant number, since it is smaller than the sum of its proper divisors (202516137570).

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

201222101022 is a wasteful number, since it uses less digits than its factorization.

201222101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107836383.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 201222101022 its reverse (220101222102), we get a palindrome (421323323124).

The spelling of 201222101022 in words is "two hundred one billion, two hundred twenty-two million, one hundred one thousand, twenty-two".

Divisors: 1 2 3 6 311 622 933 1866 107836067 215672134 323508201 647016402 33537016837 67074033674 100611050511 201222101022