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2002102001222 = 219157863388859
BaseRepresentation
bin11101001000100110100…
…101000001111001000110
321002101202221010120120012
4131020212211001321012
5230300301103014342
64131430350110222
7264434645135351
oct35104645017106
97071687116505
102002102001222
117020a5426484
1228402baab372
13116a49ba308b
146cc8badb298
153712c7dcb82
hex1d226941e46

2002102001222 has 32 divisors (see below), whose sum is σ = 3185043379200. Its totient is φ = 941229233568.

The previous prime is 2002102001197. The next prime is 2002102001233. The reversal of 2002102001222 is 2221002012002.

It is a junction number, because it is equal to n+sod(n) for n = 2002102001197 and 2002102001206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4954229 + ... + 5343087.

It is an arithmetic number, because the mean of its divisors is an integer number (99532605600).

Almost surely, 22002102001222 is an apocalyptic number.

2002102001222 is a deficient number, since it is larger than the sum of its proper divisors (1182941377978).

2002102001222 is a wasteful number, since it uses less digits than its factorization.

2002102001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389900.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2002102001222 its reverse (2221002012002), we get a palindrome (4223104013224).

The spelling of 2002102001222 in words is "two trillion, two billion, one hundred two million, one thousand, two hundred twenty-two".

Divisors: 1 2 19 38 157 314 863 1726 2983 5966 16397 32794 135491 270982 388859 777718 2574329 5148658 7388321 14776642 61050863 122101726 335585317 671170634 1159966397 2319932794 6376121023 12752242046 52686894769 105373789538 1001051000611 2002102001222