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1102210011031 is a prime number
BaseRepresentation
bin10000000010100000110…
…101100000111110010111
310220100222220120221221011
4100002200311200332113
5121024311230323111
62202203121433051
7142426535340253
oct20024065407627
93810886527834
101102210011031
113954988a8a98
12159747a9b787
137cc269034cc
143b4c0bcd263
151da0e9e9021
hex100a0d60f97

1102210011031 has 2 divisors, whose sum is σ = 1102210011032. Its totient is φ = 1102210011030.

The previous prime is 1102210011013. The next prime is 1102210011113. The reversal of 1102210011031 is 1301100122011.

It is a happy number.

Together with previous prime (1102210011013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1102210011031 - 235 = 1067850272663 is a prime.

It is a super-2 number, since 2×11022100110312 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1102210015031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551105005515 + 551105005516.

It is an arithmetic number, because the mean of its divisors is an integer number (551105005516).

Almost surely, 21102210011031 is an apocalyptic number.

1102210011031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102210011031 is an equidigital number, since it uses as much as digits as its factorization.

1102210011031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1102210011031 its reverse (1301100122011), we get a palindrome (2403310133042).

The spelling of 1102210011031 in words is "one trillion, one hundred two billion, two hundred ten million, eleven thousand, thirty-one".