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1001003110220 = 225105147621461
BaseRepresentation
bin11101001000100000110…
…11110100111101001100
310112200202121221201000102
432210100123310331030
5112400023244011340
62043504322350232
7132214535022431
oct16442033647514
93480677851012
101001003110220
11356583183503
12142001abb378
1373518054599
143663d763b88
151b08985e215
hexe9106f4f4c

1001003110220 has 24 divisors (see below), whose sum is σ = 2104106677008. Its totient is φ = 400020264000.

The previous prime is 1001003110207. The next prime is 1001003110267. The reversal of 1001003110220 is 220113001001.

1001003110220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10010031102202 (a number of 25 digits) contains 22 as substring.

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, 23789711 + ... + 23831750.

It is an arithmetic number, because the mean of its divisors is an integer number (87671111542).

Almost surely, 21001003110220 is an apocalyptic number.

1001003110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001003110220 is an abundant number, since it is smaller than the sum of its proper divisors (1103103566788).

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

1001003110220 is a wasteful number, since it uses less digits than its factorization.

1001003110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47622521 (or 47622519 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 1001003110220 its reverse (220113001001), we get a palindrome (1221116111221).

The spelling of 1001003110220 in words is "one trillion, one billion, three million, one hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 1051 2102 4204 5255 10510 21020 47621461 95242922 190485844 238107305 476214610 952429220 50050155511 100100311022 200200622044 250250777555 500501555110 1001003110220