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1121031321011 = 717271283122833
BaseRepresentation
bin10000010100000010101…
…011000111010110110011
310222011120121012120102222
4100110002223013112303
5121331333004233021
62214554503431255
7143664126002150
oct20240253072663
93864517176388
101121031321011
113a2476a56828
1216131b15552b
1381936038414
143c388731227
151e2620386ab
hex10502ac75b3

1121031321011 has 32 divisors (see below), whose sum is σ = 1366370039808. Its totient is φ = 897833134080.

The previous prime is 1121031321001. The next prime is 1121031321023. The reversal of 1121031321011 is 1101231301211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1121031321011 is a prime.

It is a super-2 number, since 2×11210313210112 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (1121031321001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9065051 + ... + 9187883.

It is an arithmetic number, because the mean of its divisors is an integer number (42699063744).

Almost surely, 21121031321011 is an apocalyptic number.

1121031321011 is a deficient number, since it is larger than the sum of its proper divisors (245338718797).

1121031321011 is a wasteful number, since it uses less digits than its factorization.

1121031321011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123411.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1121031321011 its reverse (1101231301211), we get a palindrome (2222262622222).

The spelling of 1121031321011 in words is "one trillion, one hundred twenty-one billion, thirty-one million, three hundred twenty-one thousand, eleven".

Divisors: 1 7 17 119 271 283 1897 1981 4607 4811 32249 33677 76693 122833 536851 859831 1303781 2088161 9126467 14617127 33287743 34761739 233014201 243332173 565891631 590949563 3961241417 4136646941 9420431269 65943018883 160147331573 1121031321011