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1131321303211 = 11151681108551
BaseRepresentation
bin10000011101101000000…
…000010010000010101011
311000011010201121211100211
4100131220000102002223
5122013421223200321
62223415525441551
7144510124261231
oct20355000220253
94004121554324
101131321303211
113a6877422750
121633112702b7
13828b5b26998
143ca831ba951
151e6655c70e1
hex107680120ab

1131321303211 has 8 divisors (see below), whose sum is σ = 1242341998848. Its totient is φ = 1021662825000.

The previous prime is 1131321303199. The next prime is 1131321303239. The reversal of 1131321303211 is 1123031231311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1131321303211 - 219 = 1131320778923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131321303241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340552615 + ... + 340555936.

It is an arithmetic number, because the mean of its divisors is an integer number (155292749856).

Almost surely, 21131321303211 is an apocalyptic number.

1131321303211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1131321303211 is a deficient number, since it is larger than the sum of its proper divisors (111020695637).

1131321303211 is a wasteful number, since it uses less digits than its factorization.

1131321303211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681108713.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1131321303211 its reverse (1123031231311), we get a palindrome (2254352534522).

The spelling of 1131321303211 in words is "one trillion, one hundred thirty-one billion, three hundred twenty-one million, three hundred three thousand, two hundred eleven".

Divisors: 1 11 151 1661 681108551 7492194061 102847391201 1131321303211