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1121102210101 = 1959005379479
BaseRepresentation
bin10000010100000110111…
…001100010010000110101
310222011202112121002222211
4100110012321202100311
5121332004131210401
62215005515053421
7143665646360656
oct20240671422065
93864675532884
101121102210101
113a2502a74855
1216133aa41271
1381947928823
143c393d0552d
151e26838c951
hex10506e62435

1121102210101 has 4 divisors (see below), whose sum is σ = 1180107589600. Its totient is φ = 1062096830604.

The previous prime is 1121102210099. The next prime is 1121102210141. The reversal of 1121102210101 is 1010122011211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1121102210101 - 21 = 1121102210099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121102210141) 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, 29502689721 + ... + 29502689758.

It is an arithmetic number, because the mean of its divisors is an integer number (295026897400).

Almost surely, 21121102210101 is an apocalyptic number.

It is an amenable number.

1121102210101 is a deficient number, since it is larger than the sum of its proper divisors (59005379499).

1121102210101 is an equidigital number, since it uses as much as digits as its factorization.

1121102210101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59005379498.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1121102210101 its reverse (1010122011211), we get a palindrome (2131224221312).

The spelling of 1121102210101 in words is "one trillion, one hundred twenty-one billion, one hundred two million, two hundred ten thousand, one hundred one".

Divisors: 1 19 59005379479 1121102210101