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202112112010 = 2590912223211
BaseRepresentation
bin1011110000111011010…
…0100001010110001010
3201022200112121002111011
42330032310201112022
511302411200041020
6232503215554134
720413345414654
oct2741664412612
9638615532434
10202112112010
1178796022216
1233206b2b94a
131609ca8acb3
149ad48016d4
1553cdad035a
hex2f0ed2158a

202112112010 has 16 divisors (see below), whose sum is σ = 363841983072. Its totient is φ = 80835915600.

The previous prime is 202112111983. The next prime is 202112112091. The reversal of 202112112010 is 10211211202.

It is a super-2 number, since 2×2021121120102 (a number of 23 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, 1020696 + ... + 1202515.

It is an arithmetic number, because the mean of its divisors is an integer number (22740123942).

Almost surely, 2202112112010 is an apocalyptic number.

202112112010 is a deficient number, since it is larger than the sum of its proper divisors (161729871062).

202112112010 is a wasteful number, since it uses less digits than its factorization.

202112112010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2232309.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 202112112010 its reverse (10211211202), we get a palindrome (212323323212).

The spelling of 202112112010 in words is "two hundred two billion, one hundred twelve million, one hundred twelve thousand, ten".

Divisors: 1 2 5 10 9091 18182 45455 90910 2223211 4446422 11116055 22232110 20211211201 40422422402 101056056005 202112112010