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1001110105051 = 71919738208851
BaseRepresentation
bin11101001000101101100…
…11111110101111011011
310112201001002021121022221
432210112303332233123
5112400233141330201
62043523103524511
7132220304326630
oct16442663765733
93481032247287
101001110105051
11356628612291
121420318b9737
1373534276b34
143664da56187
151b093e464a1
hexe916cfebdb

1001110105051 has 16 divisors (see below), whose sum is σ = 1210456431360. Its totient is φ = 808804936800.

The previous prime is 1001110105033. The next prime is 1001110105063. The reversal of 1001110105051 is 1505010111001.

It is not a de Polignac number, because 1001110105051 - 29 = 1001110104539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001110105031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19078225 + ... + 19130626.

It is an arithmetic number, because the mean of its divisors is an integer number (75653526960).

Almost surely, 21001110105051 is an apocalyptic number.

1001110105051 is a deficient number, since it is larger than the sum of its proper divisors (209346326309).

1001110105051 is a wasteful number, since it uses less digits than its factorization.

1001110105051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38209074.

The product of its (nonzero) digits is 25, while the sum is 16.

Adding to 1001110105051 its reverse (1505010111001), we get a palindrome (2506120216052).

The spelling of 1001110105051 in words is "one trillion, one billion, one hundred ten million, one hundred five thousand, fifty-one".

Divisors: 1 7 19 133 197 1379 3743 26201 38208851 267461957 725968169 5081777183 7527143647 52690005529 143015729293 1001110105051