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1102012120201 = 31197318017627
BaseRepresentation
bin10000000010010101000…
…010100111110010001001
310220100111010020001202011
4100002111002213302021
5121023410100321301
62202131332135521
7142421613316126
oct20022502476211
93810433201664
101102012120201
113953a7126753
121596b17675a1
137cbc4907245
143b4a27d974d
151d9ec459a51
hex100950a7c89

1102012120201 has 8 divisors (see below), whose sum is σ = 1138137525504. Its totient is φ = 1065922754160.

The previous prime is 1102012120129. The next prime is 1102012120207. The reversal of 1102012120201 is 1020212102011.

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 1102012120201 - 213 = 1102012112009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1102012120207) 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, 8947651 + ... + 9069976.

It is an arithmetic number, because the mean of its divisors is an integer number (142267190688).

Almost surely, 21102012120201 is an apocalyptic number.

It is an amenable number.

1102012120201 is a deficient number, since it is larger than the sum of its proper divisors (36125405303).

1102012120201 is a wasteful number, since it uses less digits than its factorization.

1102012120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18019631.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1102012120201 its reverse (1020212102011), we get a palindrome (2122224222212).

The spelling of 1102012120201 in words is "one trillion, one hundred two billion, twelve million, one hundred twenty thousand, two hundred one".

Divisors: 1 31 1973 61163 18017627 558546437 35548778071 1102012120201