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1000000202011 = 1580363279137
BaseRepresentation
bin11101000110101001010…
…10000010010100011011
310112121011201210200120221
432203110222002110123
5112341000022431021
62043221014500511
7132150636316666
oct16432452022433
93477151720527
101000000202011
11356109053748
12141982064737
13733b8339785
143658649a6dd
151b02b7a6241
hexe8d4a8251b

1000000202011 has 4 divisors (see below), whose sum is σ = 1000063496952. Its totient is φ = 999936907072.

The previous prime is 1000000201987. The next prime is 1000000202027. The reversal of 1000000202011 is 1102020000001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1000000202011 - 27 = 1000000201883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000000201985 and 1000000202003.

It is not an unprimeable number, because it can be changed into a prime (1000000202711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31623766 + ... + 31655371.

It is an arithmetic number, because the mean of its divisors is an integer number (250015874238).

Almost surely, 21000000202011 is an apocalyptic number.

1000000202011 is a deficient number, since it is larger than the sum of its proper divisors (63294941).

1000000202011 is an equidigital number, since it uses as much as digits as its factorization.

1000000202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63294940.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 1000000202011 its reverse (1102020000001), we get a palindrome (2102020202012).

The spelling of 1000000202011 in words is "one trillion, two hundred two thousand, eleven".

Divisors: 1 15803 63279137 1000000202011