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142443301212203 = 2235411180700921
BaseRepresentation
bin100000011000110100101010…
…010111101001000000101011
3200200100110001120112020212012
4200120310222113221000223
5122132242340102242303
61222541314343310135
742001121535650255
oct4030645227510053
9620313046466765
10142443301212203
1141428957055012
1213b8657144b34b
136163465580654
142726414b20cd5
1511704255db5d8
hex818d2a5e902b

142443301212203 has 8 divisors (see below), whose sum is σ = 143346537538176. Its totient is φ = 141542426289600.

The previous prime is 142443301212193. The next prime is 142443301212323. The reversal of 142443301212203 is 302212103344241.

It is a happy number.

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 142443301212203 - 216 = 142443301146667 is a prime.

It is a super-2 number, since 2×1424433012122032 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 142443301212203.

It is not an unprimeable number, because it can be changed into a prime (142443301215203) 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, 590229818 + ... + 590471103.

It is an arithmetic number, because the mean of its divisors is an integer number (17918317192272).

Almost surely, 2142443301212203 is an apocalyptic number.

142443301212203 is a deficient number, since it is larger than the sum of its proper divisors (903236325973).

142443301212203 is a wasteful number, since it uses less digits than its factorization.

142443301212203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180701685.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 142443301212203 its reverse (302212103344241), we get a palindrome (444655404556444).

The spelling of 142443301212203 in words is "one hundred forty-two trillion, four hundred forty-three billion, three hundred one million, two hundred twelve thousand, two hundred three".

Divisors: 1 223 541 120643 1180700921 263296305383 638759198261 142443301212203