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2220220000401 = 31371801812929
BaseRepresentation
bin100000010011101111011…
…011001010100010010001
321212020202221121222112020
4200103233123022202101
5242334002310003101
64415542135522053
7316256056423404
oct40235733124221
97766687558466
102220220000401
11786654344617
122ba363229329
1313149a9c8b10
1479660163d3b
153cb46678136
hex204ef6ca891

2220220000401 has 16 divisors (see below), whose sum is σ = 3232909733760. Its totient is φ = 1347045719040.

The previous prime is 2220220000399. The next prime is 2220220000421. The reversal of 2220220000401 is 1040000220222.

It is not a de Polignac number, because 2220220000401 - 21 = 2220220000399 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2220220000421) 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, 400903696 + ... + 400909233.

It is an arithmetic number, because the mean of its divisors is an integer number (202056858360).

Almost surely, 22220220000401 is an apocalyptic number.

It is an amenable number.

2220220000401 is a deficient number, since it is larger than the sum of its proper divisors (1012689733359).

2220220000401 is a wasteful number, since it uses less digits than its factorization.

2220220000401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801813016.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 2220220000401 its reverse (1040000220222), we get a palindrome (3260220220623).

The spelling of 2220220000401 in words is "two trillion, two hundred twenty billion, two hundred twenty million, four hundred one", and thus it is an aban number.

Divisors: 1 3 13 39 71 213 923 2769 801812929 2405438787 10423568077 31270704231 56928717959 170786153877 740073333467 2220220000401