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2001202231310 = 25541369907991
BaseRepresentation
bin11101000111110000111…
…100101011100000001110
321002022110020001112021122
4131013300330223200032
5230241430232400220
64131201205000542
7264403441205432
oct35076074534016
97068406045248
102001202231310
11701783540a87
12283a1a6b3152
1311693565a349
146cc044009c2
15370c8809425
hex1d1f0f2b80e

2001202231310 has 16 divisors (see below), whose sum is σ = 3608822369952. Its totient is φ = 799001258400.

The previous prime is 2001202231271. The next prime is 2001202231439. The reversal of 2001202231310 is 131322021002.

It is a super-2 number, since 2×20012022313102 (a number of 25 digits) contains 22 as substring.

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, 184948586 + ... + 184959405.

It is an arithmetic number, because the mean of its divisors is an integer number (225551398122).

Almost surely, 22001202231310 is an apocalyptic number.

2001202231310 is a deficient number, since it is larger than the sum of its proper divisors (1607620138642).

2001202231310 is a wasteful number, since it uses less digits than its factorization.

2001202231310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369908539.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2001202231310 its reverse (131322021002), we get a palindrome (2132524252312).

The spelling of 2001202231310 in words is "two trillion, one billion, two hundred two million, two hundred thirty-one thousand, three hundred ten".

Divisors: 1 2 5 10 541 1082 2705 5410 369907991 739815982 1849539955 3699079910 200120223131 400240446262 1000601115655 2001202231310